Marcionism was one of the most consequential theological movements of the second century CE. Founded by Marcion of Sinope (c. 85–160 CE), the wealthy son of a Christian bishop in Pontus (modern-day northern Turkey), the movement proposed a radical solution to a central tension in early Christianity: how to reconcile the depictions of the deity in the Hebrew Scriptures with the teachings of Jesus of Nazareth.

Rather than interpreting the Hebrew Bible allegorically—as many other early Christian thinkers did—Marcion insisted on a strictly literal reading. Because the characteristics described in the two texts appeared irreconcilable to him, he concluded they described two entirely different deities.

1. The Dualist Theology: Two Gods

At the core of Marcion's lost treatise, the Antitheses ("Contradictions"), was a point-by-point juxtaposition of passages from the Hebrew Scriptures against sayings from the Christian Gospel. From this comparison, Marcion constructed a dualistic cosmology:

Theological DimensionThe Creator God (Demiurge)The Supreme God (The "Alien" God)
Primary Scriptural SourceThe Hebrew Bible (Old Testament)Marcion's edited Gospel & Pauline Epistles
Core NatureStrictly just, legalistic, jealous, wrathful, and transactional ("an eye for an eye")Purely benevolent, merciful, forgiving, and non-judgmental ("turn the other cheek")
Relationship to the CosmosCreated the physical, material universe (which Marcion viewed as flawed and full of suffering)Wholly transcendent and unknown ("alien" or stranger) to the material world until revealed by Christ
Covenant ScopeParticularist; bound specifically to the nation of Israel through the Mosaic LawUniversalist; offers spiritual salvation purely through grace and faith to all humanity
Messianic ExpectationPromised a political, earthly warrior-Messiah who would restore an earthly kingdomSent Jesus Christ as a spiritual Savior to liberate human souls from the Creator's material dominion
Important Distinction from Gnosticism: Although historians often group Marcion alongside 2nd-century Gnostics (like Valentinus) because both rejected the material world and the Old Testament Creator, Marcion was not a typical Gnostic. He did not teach secret esoteric passwords, complex mythological genealogies of cosmic Aeons, or salvation through hidden inner sparks of knowledge (gnosis). For Marcion, salvation came entirely through faith (pistis) and divine grace.

2. Christology: Docetism

Because Marcion believed the physical body and material matter were creations of the lower Demiurge, he argued that the Supreme God could never be contaminated by physical birth or biological flesh.

  • No Nativity or Childhood: Marcion taught that Jesus was not born of Mary and had no human lineage tied to King David. Instead, Jesus descended directly from heaven fully formed in the 15th year of the reign of Emperor Tiberius (Luke 3:1), appearing suddenly in the synagogue at Capernaum.

  • Docetic Appearance: Derived from the Greek dokeō ("to seem" or "to appear"), Marcion's Christology held that Jesus only appeared to have a physical body—functioning more like an angelic manifestation—though Marcion uniquely maintained that Christ still genuinely suffered on the cross to purchase humanity's freedom from the Demiurge.

3. The Marcionite Canon: Catalyst for the New Testament

Before Marcion arrived in Rome around 140 CE, early Christian congregations used the Greek Septuagint (the Hebrew Bible) as their primary scripture alongside circulating letters and oral traditions of Jesus. Marcion was the first known figure in history to compile a closed, fixed canon of distinctly Christian scriptures.

Believing that the twelve original apostles had misunderstood Jesus and relapsed into Jewish legalism, Marcion recognized Paul the Apostle as the only true interpreter of Christ's message. His two-part canon consisted of:

  1. The Evangelion ("The Gospel"): A single gospel closely resembling the Gospel of Luke, stripped of its first two chapters (the birth narratives), genealogies, and any passages linking Jesus to Old Testament prophecies.

  2. The Apostolikon ("The Apostle"): Ten epistles of Paul (Galatians, 1 & 2 Corinthians, Romans, 1 & 2 Thessalonians, Laodiceans/Ephesians, Colossians, Philippians, and Philemon), likewise edited to remove references affirming the Hebrew Creator, while excluding the Pastoral Epistles (1 & 2 Timothy, Titus) and Hebrews.

4. Historical Impact and the Proto-Orthodox Response

When Marcion presented his theology to the presbyters of the Church in Rome in 144 CE, they formally excommunicated him and returned the large donation (200,000 sesterces) he had gifted the church. Undeterred, Marcion established a rival church structure with its own bishops, presbyters, and ascetic congregations that spread rapidly across the Mediterranean and persisted for centuries in Syria and Mesopotamia.

To counter Marcionism, early Church Fathers—most notably Justin Martyr, Irenaeus of Lyons (Against Heresies), and Tertullian of Carthage (Adversus Marcionem, our primary surviving source for Marcion's own texts)—developed foundational pillars of mainstream Christian theology:

  • Formation of the Fourfold Gospel & New Testament Canon: By rejecting Marcion's truncated canon, the wider Church formally ratified a broader New Testament that retained all four Gospels, the Book of Acts (which bridges Paul with Peter and the Jerusalem apostles), and the wider epistles.

  • Unity of the Two Testaments: Orthodox theologians established the framework of typology and progressive revelation, arguing that the same single God authored both Testaments—acting through law and preparation in the Old Covenant and fulfilling that same promise through grace in the New Covenant.

  • The Apostles' Creed & Rule of Faith: Early baptismal creeds explicitly emphasized "God the Father Almighty, Maker of heaven and earth" and that Jesus was "born of the Virgin Mary, suffered under Pontius Pilate" specifically to screen out Marcionite dualism and Docetism.
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Marcion’s Evangelion ("The Gospel") is known only through the detailed polemical commentaries of his orthodox opponents—primarily Tertullian (Adversus Marcionem, Book 4), Epiphanius of Salamis (Panarion, 42), and the dialogue Adamantius. Because these critics went through Marcion’s text chapter by chapter to refute him using his own scripture, modern scholars have been able to reconstruct roughly 70% to 80% of the Evangelion.

Overall, the Evangelion is roughly 25% to 30% shorter than the canonical Gospel of Luke, lacking nearly 300 verses that appear in standard New Testament manuscripts.

1. Specific Passages Absent from Marcion's Evangelion

The missing material falls into three main categories: whole narrative blocks at the beginning and end of the Gospel, specific parables, and targeted verses connecting Jesus to Israel’s history and physical flesh.

A. The Opening Chapters (Luke 1:1–2:52 and 3:2–4:30)

Canonical Luke opens with an ornate literary preface (1:1–4), the parallel birth and infancy narratives of John the Baptist and Jesus (1:5–2:52), the ministry and baptism of John, the genealogy of Jesus tracing back to Adam and God, the temptation in the wilderness, and Jesus reading from the scroll of Isaiah in his hometown of Nazareth (3:1–4:30).

  • Marcion's Opening: All of this was absent. The Evangelion began abruptly by fusing Luke 3:1 with Luke 4:31:

    "In the fifteenth year of the reign of Tiberius Caesar [when Pontius Pilate was governor of Judea], Jesus came down to Capernaum, a city of Galilee, and was teaching them on the Sabbath."

  • Theological Significance: In a Marcionite framework, omitting chapters 1–2 and the genealogy removed Jesus' biological birth from Mary, his Jewish circumcision in the Temple, his Davidic lineage, and any continuity between John the Baptist (whom Marcion viewed as the last prophet of the lower Creator God) and Christ.

B. Major Parables and Narrative Episodes Omitted

Several famous Lukan passages that portray the Father as a landowner, king, or judge—or that affirm the continuity of Israel's covenant—were absent from the Evangelion:

Canonical Luke ReferencePassage Title / ContentWhy It Clashed with Marcionite Theology
Luke 4:16–30Rejection at Nazareth (Reading Isaiah 61)Portrays Jesus claiming fulfillment of the Hebrew prophet Isaiah and referencing his upbringing in Nazareth.
Luke 11:29–32The Sign of Jonah & Queen of the SouthAppeals positively to Old Testament repentance (Nineveh) and the wisdom of King Solomon.
Luke 11:49–51The Blood of the Prophets (Abel to Zechariah)Depicts God sending the Old Testament prophets and avenging their righteous blood.
Luke 12:6–7God's Care for the SparrowsImplies the Father is the meticulous Creator and sustainer of the natural, biological world.
Luke 13:1–9Massacre of the Galileans & Barren Fig TreeDepicts divine judgment and a vengeful vineyard owner threatening to cut down an unfruitful tree.
Luke 13:31–35Lament over JerusalemPortrays Jesus longing to gather Jerusalem's children "as a hen gathers her brood" (which Marcionites argued referred to the Creator's chosen city).
Luke 15:11–32The Parable of the Prodigal SonThe younger son returns to a Father he already knew and belonged to by birthright, contradicting Marcion's doctrine that the Supreme Father was a complete "Stranger" (alienus) unknown to humanity prior to Christ.
Luke 19:29–46Triumphal Entry & Cleansing of the TempleRoyal Davidic messianic imagery (Zechariah 9:9) and Jesus defending the Jerusalem Temple as "my house of prayer."
Luke 20:9–18Parable of the Wicked TenantsExplicitly identifies the owner of the vineyard (Israel/the world) who sent the prophets as the same Father who sends his "beloved son."
Luke 22:35–38The Two SwordsDepicts Jesus quoting Isaiah 53:12 ("he was numbered with the transgressors") and instructing disciples to buy swords.

C. Micro-Differences and Crucified Flesh

Even within shared passages, the Evangelion differed in crucial phrases:

  • Abraham, Isaac, and Jacob (Luke 13:28): Where canonical Luke says people will see Abraham, Isaac, Jacob, and all the prophets in the kingdom of God while they themselves are cast out, Marcion’s text read that people would see "all the righteous" in the kingdom while they are held back outside.

  • The Law Not Passing Away (Luke 16:17): Canonical Luke reads, "It is easier for heaven and earth to pass away than for one stroke of a letter of the Law to drop out." According to Tertullian, Marcion’s text read: "It is easier for heaven and earth to pass away, as have the Law and the Prophets, than for one tittle of the words of the Lord [Jesus] to fail."

  • The Resurrection Body (Luke 24:39): After the resurrection, Jesus tells the startled disciples, "See my hands and my feet... for a spirit does not have flesh and bones as you see that I have." While this verse was present in the Evangelion, Marcion punctuated and interpreted it ironically: "Look at my hands and my feet, that it is I myself—because a spirit does not have bones, even as you see that I do not have" (arguing Jesus was demonstrating his spiritual, phantom-like nature). Also absent were Luke 24:44–49 (where Jesus opens their minds to understand how he fulfilled the Law of Moses, the Prophets, and the Psalms) and the physical Ascension (Luke 24:50–53).

2. How Modern Textual Critics View the Relationship

For centuries, scholars simply accepted the Patristic verdict of Irenaeus and Tertullian: that canonical Luke was written in the 1st century, and Marcion took a pair of theological scissors to it around 140 CE. Over the last two centuries—and especially since 2010—textual critics have fiercely debated three main hypotheses.

1. The Traditional "Patristic / Redaction" Hypothesis (Marcion Edited Canonical Luke)

  • Key Proponents: Adolf von Harnack (1921), Ulrich Schmid (1995), Dieter T. Roth (2015), Judith Lieu (2015).

  • The Argument: Marcion possessed a copy of the Gospel of Luke (specifically an early "Western" text-type manuscript) and systematically excised or altered passages that contradicted his dualist theology.

  • Textual Evidence:

    • Linguistic Unity: Statistical and stylistic analyses show that the passages absent from the Evangelion (such as Luke 1–2, the Prodigal Son, and the Wicked Tenants) contain the exact same idiosyncratic vocabulary, syntax, and Greek grammatical transitions as the rest of the Evangelion and the Book of Acts. If a later Catholic editor had added those passages to Marcion's shorter gospel, they would have had to flawlessly mimic the style of the original author across hundreds of verses.

    • Remaining Contradictions: Critics used to ask why Marcion left in numerous references to the Old Testament (such as the Rich Man and Lazarus in Luke 16:19–31) if he was editing the text. Modern scholars point out that Marcion was a 2nd-century reader, not a modern computer; he kept passages he could easily reinterpret through his commentary (the Antitheses) and only excised passages that resisted his exegesis.

2. The "Marcionite Priority" Hypothesis (Canonical Luke Expanded the Evangelion)

  • Key Proponents: Johann Salomo Semler and the Tübingen School (18th–19th c.); revived by Markus Vinzent (2014) and Matthias Klinghardt (2015, 2021).

  • The Argument: In textual criticism, a shorter, rougher text is often older than a longer, more polished text (lectio brevior potior). Klinghardt and Vinzent argue that the Evangelion was actually the older, original gospel (or even the very first written gospel, pre-dating Matthew, Mark, and John), and that "Canonical Luke" was created around 140–160 CE by proto-orthodox editors who added the infancy narratives (chapters 1–2), the genealogy, Old Testament fulfillment citations, and the Book of Acts specifically to neutralize Marcion and domesticate Paul.

  • Textual Evidence: Proponents point to narrative "seams" in canonical Luke—such as the awkward dual beginnings in Luke 1:5 ("In the days of Herod...") and Luke 3:1 ("In the fifteenth year of Tiberius Caesar..."), which makes Luke 3:1 look like the original opening of an older book onto which chapters 1–2 were later bolted.

3. The "Two-Edition / Proto-Luke" mediating Hypothesis (Common Ancestor)

  • Key Proponents: John Knox (1942), Joseph B. Tyson (2006), Jason BeDuhn (2013), David Trobisch.

  • The Argument: Neither text is a direct corruption of the other. Instead, the Gospel of Luke circulated in two stages:

    1. Proto-Luke (c. 80–100 CE): An earlier, shorter version of the Gospel that began at Luke 3:1 and lacked the Nativity stories. Marcion inherited this genuine, early version in Pontus and made only minor tweaks to it.

    2. Canonical Luke-Acts (c. 110–130 CE): A second, expanded edition produced during the struggles against early Gnosticism and Marcionism, which combined Proto-Luke with the Acts of the Apostles, added the literary prologue (1:1–4) and infancy narratives (1:5–2:52), and harmonized Jesus with the Hebrew prophets.

Summary of the Modern Consensus

While the Marcionite Priority and Proto-Luke models have forced scholars to acknowledge that the text of the Gospels was far more fluid in the early second century than previously assumed, the majority of contemporary New Testament textual critics (following the painstaking manuscript reconstructions of Dieter T. Roth and Ulrich Schmid) still favor a nuanced version of the Redaction Hypothesis:

  1. Marcion used a pre-existing Greek manuscript of Luke that already contained early "Western" textual variants.

  2. Because the infancy narratives (Luke 1–2) may have circulated unevenly in some early regions, it remains genuinely debated whether Marcion cut chapters 1–2 himself or inherited a copy that began at 3:1.

  3. For the rest of the book (chapters 3–24), the strong stylistic uniformity between the passages Marcion kept and the passages he lacked demonstrates that canonical Luke was composed by a single author—and that Marcion abridged it to recover what he believed was the "pure," unadulterated gospel before the Jerusalem apostles corrupted it.
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Marcion’s Apostolikon ("The Apostle") is the earliest documented collection of Pauline epistles in Christian history. Reconstructed primarily through Tertullian’s Adversus Marcionem (Book 5), Epiphanius of Salamis’s Panarion (Heresy 42), and the patristic commentary tradition preserved by Origen and Jerome, the Apostolikon contained ten letters arranged in a distinctive order—placing Galatians first as the programmatic key to understanding the entire Pauline corpus.

Because Marcion believed the original twelve apostles had corrupted the pure gospel by blending it back into Jewish legalism ("Judaizing"), he viewed Paul as the sole faithful apostle of the Supreme "Alien" God—and he either excised or inherited a shorter text lacking the passages where Paul affirmed the continuity of Abraham, Israel, and the Hebrew Creator.

1. Structure and Ordering of the Apostolikon

Unlike the canonical New Testament—which orders Paul’s letters roughly from longest to shortest (starting with Romans)—Marcion’s Apostolikon opened with Galatians because its opening chapters recount Paul’s fierce confrontation with Peter, James, and the "false brothers" in Jerusalem.

Order in ApostolikonEpistleCanonical Status / Notable Structural Features
1GalatiansPlaced first to establish Paul’s independent authority against the Jerusalem apostles.
21 CorinthiansCombined in some Marcionite lists with 2 Corinthians as a single unit.
32 CorinthiansFollowed immediately after 1 Corinthians.
4RomansMissing all of Chapters 15 and 16, plus large portions of Chapters 9–11.
51 ThessaloniansHeavily abridged in Chapters 1–3; preserved mostly moral and eschatological warnings.
62 ThessaloniansShortened in passages referencing the fiery vengeance of the Creator.
7Laodiceans (Ephesians)Identical to canonical Ephesians, but titled To the Laodiceans (matching Col 4:16).
8ColossiansEdited in Chapter 1 to clarify Christ's relation to the spiritual vs. material creation.
9PhilippiansMostly intact, with minor variant readings in the Christ-hymn (Phil 2:6–7).
10PhilemonSo brief that Tertullian remarked its brevity saved it from Marcion’s falsifying pen.
  • Books Completely Excluded: Marcion’s canon did not include the three Pastoral Epistles (1 Timothy, 2 Timothy, Titus) or Hebrews.

2. How Marcion's Galatians Differed from the Canonical Version

Galatians was Marcion’s favorite text because of its sharp contrast between Law and Gospel. However, canonical Galatians anchors its argument for Gentile inclusion in the promise made to Abraham (Genesis 12 & 15)—a link that directly undermined Marcion’s claim that the Supreme God had nothing to do with the patriarchs of Genesis.

Major Omissions in Galatians (Gal 3:6–9 and 3:14a, 15–25)

In canonical Galatians 3, Paul argues that Abraham "believed God, and it was reckoned to him as righteousness" (3:6), making believers in Christ the true "children of Abraham" (3:7).

  • Marcion's Text: According to Jerome (who drew on Origen’s lost commentary on Galatians) and Tertullian, Marcion excised Galatians 3:6–9 entirely, jumping straight from verse 5 ("Does he who supplies the Spirit to you... do so by works of the law, or by hearing with faith?") directly to verse 10 ("For all who rely on works of the law are under a curse").

  • Further Cuts in Chapter 3: Marcion’s text also lacked Galatians 3:14a ("in order that in Christ Jesus the blessing of Abraham might come to the Gentiles") and heavily abridged 3:15–25 (which discusses the Abrahamic covenant being ratified 430 years before the Mosaic Law). In Marcion’s shorter reading, Christ redeemed humanity from the curse of the Creator’s Law (3:13) simply "so that we might receive the promise of the Spirit through faith" (3:14b), completely severing Abraham from the equation.

Key Variant Readings in Galatians

  • Galatians 1:1: Canonical text reads, "Paul an apostle—not from men nor through man, but through Jesus Christ and God the Father, who raised him from the dead." Marcion’s text omitted "and God the Father" (or read that Christ raised himself), emphasizing Christ’s direct divine autonomy.

  • Galatians 2:5: In canonical manuscripts, Paul says of the "false brothers" in Jerusalem: "to them we did not yield in submission even for a moment." Marcion’s text, alongside several early Old Latin and "Western" manuscripts (such as Codex Claromontanus), preserved a famous variant reading or textual tension around how Paul dealt with Titus and the Jerusalem pillars, sharpening the split between Paul and Peter.

  • Galatians 4:4 ("Born of a Woman"): Canonical Galatians 4:4 states: "God sent forth his Son, born of a woman, born under the law." Because this directly contradicted Marcion’s Docetic belief that Jesus never underwent human gestation or birth, Tertullian states that Marcion erased the phrase "born of a woman" (reading simply that God sent his Son to redeem those under the Law).

  • Galatians 4:21–26 (Hagar and Sarah Allegory): Remarkably, Marcion kept the allegory of Abraham’s two sons (Ishmael born of the slave woman Hagar vs. Isaac born of the free woman Sarah), even though it mentions Abraham! However, he altered the wording around Mount Sinai and Jerusalem so that the earthly covenant of the Law/Sinai belonged exclusively to the lower Creator, while the "Jerusalem above" belonged to the Supreme Alien Father.

3. How Marcion's Romans Differed from the Canonical Version

Canonical Romans presented an even steeper challenge for Marcion than Galatians because Paul repeatedly calls the Law "holy, just, and good" (Rom 7:12), traces Jesus' biological descent from King David (Rom 1:3), and devotes three entire chapters (Romans 9–11) to God’s unbroken faithfulness to ethnic Israel.

Tertullian complained in Adversus Marcionem 5.13 that Marcion "mangled the Epistle to the Romans with tremendous holes, cutting out whatever he pleased."

Specific Chapters and Passages Absent from Marcion's Romans

Canonical ReferenceContent of the PassageStatus in Marcion's Apostolikon
Romans 1:3"concerning his Son, who was descended from David according to the flesh"Omitted (removed Jesus' biological lineage from King David).
Romans 1:19–2:1Natural theology: God's invisible attributes are clearly perceived in the physical creation of the world.Omitted (Marcion denied that the Supreme God could be known through the material cosmos created by the Demiurge).
Romans 2:3–11Detailed defense of God's righteous judgment according to works ("to the Jew first and also to the Greek").Omitted (clipped so that 2:2 connected directly to 2:12).
Romans 3:31–4:25All of Chapter 4: Abraham justified by faith before circumcision; David's psalm of forgiveness.Entirely Omitted (removing the entire Abrahamic foundation of justification by faith).
Romans 8:11"He who raised Christ Jesus from the dead will also give life to your mortal bodies..."Altered/Omitted reference to raising physical mortal bodies (ta thnēta sōmata).
Romans 9:1–33Paul's anguish for Israel; the patriarchs, covenants, and election of Jacob over Esau.Mostly Omitted (only fragments survived before jumping to 10:1).
Romans 10:5–11:32Moses vs. faith righteousness; the Olive Tree allegory (Gentiles grafted into Israel); "all Israel will be saved."Entirely Omitted from 10:5 through 11:32 (only 10:1–4 and the doxology of 11:33–36 were retained).
Romans 15:1–16:27All of Chapters 15 and 16: Old Testament fulfillment catena (15:8–12), Paul's Jerusalem collection, and personal greetings.Entirely Absent (Marcion’s Romans ended cleanly at Romans 14:23, occasionally followed by the doxology of 16:25–27).

Key Theological Alterations Inside Retained Passages of Romans

  • Romans 1:16: Canonical text reads, "For it is the power of God for salvation to everyone who has faith, to the Jew first and also to the Greek." Marcion’s text omitted "to the Jew first."

  • Romans 8:3: Canonical text reads, "God, sending his own Son in the likeness of sinful flesh..." Marcion retained this exact verse—and used it as his prime proof-text! He argued that Paul purposely wrote "in the likeness (homoiōmati) of flesh" rather than "in actual flesh" to teach Docetism.

  • Romans 10:2–4: Marcion kept these verses because they offered a devastating critique of Jewish zeal: "They are ignorant of the righteousness of God and seek to establish their own... For Christ is the end/termination (telos) of the Law."

4. Modern Textual Criticism: Did Marcion Cut Romans 15–16, or Inherit a 14-Chapter Text?

Just as with the Evangelion, modern textual critics (such as Harry Gamble, Ulrich Schmid, Jason BeDuhn, and Markus Vinzent) have discovered that not every omission in the Apostolikon was necessarily made by Marcion’s own hand.

  1. The 14-Chapter Edition of Romans: Origen noted that Marcion completely removed the final two chapters of Romans (15–16). However, manuscript historians later discovered that several non-Marcionite, orthodox Christian manuscripts—as well as early Latin chapter lists (capitula) and the placement of the final Doxology (16:25–27) right after Romans 14:23 in the majority of Byzantine manuscripts and early papyrus $\mathfrak{P}^{46}$ (placed after 15:33)—prove that a 14-chapter version of Romans circulated widely in the early Church as a generalized "catholic" encyclical letter stripped of local Roman travel plans and greetings. Marcion almost certainly inherited a manuscript of Romans that already ended at 14:23 rather than cutting Chapters 15–16 himself.

  2. Surgical Theological Cuts (Chapters 4 and 9–11): Conversely, the excision of Galatians 3:6–9, Romans 4:1–25, and Romans 10:5–11:32 leaves stark grammatical and logical gaps in Paul's prose that appear in no non-Marcionite manuscripts. Most textual critics conclude that these internal omissions were deliberate Marcionite redactions designed to purge Abraham and the salvation of Israel from Paul's theology.

  3. Why the Pastoral Epistles Were Missing: Traditional patristic writers accused Marcion of rejecting 1 & 2 Timothy and Titus because they condemned "antitheses of falsely called knowledge" (1 Tim 6:20) and defended the goodness of marriage and creation (1 Tim 4:3–4). However, because the Pastorals are also absent from Papyrus 46 ($\mathfrak{P}^{46}$, c. 200 CE)—our oldest surviving manuscript of Paul’s letters—many modern scholars argue that Marcion’s 10-letter corpus was simply the earliest standard collection of Paul’s epistles, and that the Pastoral Epistles were either not yet known to him or were composed/added to the canon slightly later in the second century specifically to combat Marcionism.
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Marcion’s Apostolikon ("The Apostle") is the earliest documented collection of Pauline epistles in Christian history. Reconstructed primarily through Tertullian’s Adversus Marcionem (Book 5), Epiphanius of Salamis’s Panarion (Heresy 42), and the patristic commentary tradition preserved by Origen and Jerome, the Apostolikon contained ten letters arranged in a distinctive order—placing Galatians first as the programmatic key to understanding the entire Pauline corpus.

Because Marcion believed the original twelve apostles had corrupted the pure gospel by blending it back into Jewish legalism ("Judaizing"), he viewed Paul as the sole faithful apostle of the Supreme "Alien" God—and he either excised or inherited a shorter text lacking the passages where Paul affirmed the continuity of Abraham, Israel, and the Hebrew Creator.

1. Structure and Ordering of the Apostolikon

Unlike the canonical New Testament—which orders Paul’s letters roughly from longest to shortest (starting with Romans)—Marcion’s Apostolikon opened with Galatians because its opening chapters recount Paul’s fierce confrontation with Peter, James, and the "false brothers" in Jerusalem.

Order in ApostolikonEpistleCanonical Status / Notable Structural Features
1GalatiansPlaced first to establish Paul’s independent authority against the Jerusalem apostles.
21 CorinthiansCombined in some Marcionite lists with 2 Corinthians as a single unit.
32 CorinthiansFollowed immediately after 1 Corinthians.
4RomansMissing all of Chapters 15 and 16, plus large portions of Chapters 9–11.
51 ThessaloniansHeavily abridged in Chapters 1–3; preserved mostly moral and eschatological warnings.
62 ThessaloniansShortened in passages referencing the fiery vengeance of the Creator.
7Laodiceans (Ephesians)Identical to canonical Ephesians, but titled To the Laodiceans (matching Col 4:16).
8ColossiansEdited in Chapter 1 to clarify Christ's relation to the spiritual vs. material creation.
9PhilippiansMostly intact, with minor variant readings in the Christ-hymn (Phil 2:6–7).
10PhilemonSo brief that Tertullian remarked its brevity saved it from Marcion’s falsifying pen.
  • Books Completely Excluded: Marcion’s canon did not include the three Pastoral Epistles (1 Timothy, 2 Timothy, Titus) or Hebrews.

2. How Marcion's Galatians Differed from the Canonical Version

Galatians was Marcion’s favorite text because of its sharp contrast between Law and Gospel. However, canonical Galatians anchors its argument for Gentile inclusion in the promise made to Abraham (Genesis 12 & 15)—a link that directly undermined Marcion’s claim that the Supreme God had nothing to do with the patriarchs of Genesis.

Major Omissions in Galatians (Gal 3:6–9 and 3:14a, 15–25)

In canonical Galatians 3, Paul argues that Abraham "believed God, and it was reckoned to him as righteousness" (3:6), making believers in Christ the true "children of Abraham" (3:7).

  • Marcion's Text: According to Jerome (who drew on Origen’s lost commentary on Galatians) and Tertullian, Marcion excised Galatians 3:6–9 entirely, jumping straight from verse 5 ("Does he who supplies the Spirit to you... do so by works of the law, or by hearing with faith?") directly to verse 10 ("For all who rely on works of the law are under a curse").

  • Further Cuts in Chapter 3: Marcion’s text also lacked Galatians 3:14a ("in order that in Christ Jesus the blessing of Abraham might come to the Gentiles") and heavily abridged 3:15–25 (which discusses the Abrahamic covenant being ratified 430 years before the Mosaic Law). In Marcion’s shorter reading, Christ redeemed humanity from the curse of the Creator’s Law (3:13) simply "so that we might receive the promise of the Spirit through faith" (3:14b), completely severing Abraham from the equation.

Key Variant Readings in Galatians

  • Galatians 1:1: Canonical text reads, "Paul an apostle—not from men nor through man, but through Jesus Christ and God the Father, who raised him from the dead." Marcion’s text omitted "and God the Father" (or read that Christ raised himself), emphasizing Christ’s direct divine autonomy.

  • Galatians 2:5: In canonical manuscripts, Paul says of the "false brothers" in Jerusalem: "to them we did not yield in submission even for a moment." Marcion’s text, alongside several early Old Latin and "Western" manuscripts (such as Codex Claromontanus), preserved a famous variant reading or textual tension around how Paul dealt with Titus and the Jerusalem pillars, sharpening the split between Paul and Peter.

  • Galatians 4:4 ("Born of a Woman"): Canonical Galatians 4:4 states: "God sent forth his Son, born of a woman, born under the law." Because this directly contradicted Marcion’s Docetic belief that Jesus never underwent human gestation or birth, Tertullian states that Marcion erased the phrase "born of a woman" (reading simply that God sent his Son to redeem those under the Law).

  • Galatians 4:21–26 (Hagar and Sarah Allegory): Remarkably, Marcion kept the allegory of Abraham’s two sons (Ishmael born of the slave woman Hagar vs. Isaac born of the free woman Sarah), even though it mentions Abraham! However, he altered the wording around Mount Sinai and Jerusalem so that the earthly covenant of the Law/Sinai belonged exclusively to the lower Creator, while the "Jerusalem above" belonged to the Supreme Alien Father.

3. How Marcion's Romans Differed from the Canonical Version

Canonical Romans presented an even steeper challenge for Marcion than Galatians because Paul repeatedly calls the Law "holy, just, and good" (Rom 7:12), traces Jesus' biological descent from King David (Rom 1:3), and devotes three entire chapters (Romans 9–11) to God’s unbroken faithfulness to ethnic Israel.

Tertullian complained in Adversus Marcionem 5.13 that Marcion "mangled the Epistle to the Romans with tremendous holes, cutting out whatever he pleased."

Specific Chapters and Passages Absent from Marcion's Romans

Canonical ReferenceContent of the PassageStatus in Marcion's Apostolikon
Romans 1:3"concerning his Son, who was descended from David according to the flesh"Omitted (removed Jesus' biological lineage from King David).
Romans 1:19–2:1Natural theology: God's invisible attributes are clearly perceived in the physical creation of the world.Omitted (Marcion denied that the Supreme God could be known through the material cosmos created by the Demiurge).
Romans 2:3–11Detailed defense of God's righteous judgment according to works ("to the Jew first and also to the Greek").Omitted (clipped so that 2:2 connected directly to 2:12).
Romans 3:31–4:25All of Chapter 4: Abraham justified by faith before circumcision; David's psalm of forgiveness.Entirely Omitted (removing the entire Abrahamic foundation of justification by faith).
Romans 8:11"He who raised Christ Jesus from the dead will also give life to your mortal bodies..."Altered/Omitted reference to raising physical mortal bodies (ta thnēta sōmata).
Romans 9:1–33Paul's anguish for Israel; the patriarchs, covenants, and election of Jacob over Esau.Mostly Omitted (only fragments survived before jumping to 10:1).
Romans 10:5–11:32Moses vs. faith righteousness; the Olive Tree allegory (Gentiles grafted into Israel); "all Israel will be saved."Entirely Omitted from 10:5 through 11:32 (only 10:1–4 and the doxology of 11:33–36 were retained).
Romans 15:1–16:27All of Chapters 15 and 16: Old Testament fulfillment catena (15:8–12), Paul's Jerusalem collection, and personal greetings.Entirely Absent (Marcion’s Romans ended cleanly at Romans 14:23, occasionally followed by the doxology of 16:25–27).

Key Theological Alterations Inside Retained Passages of Romans

  • Romans 1:16: Canonical text reads, "For it is the power of God for salvation to everyone who has faith, to the Jew first and also to the Greek." Marcion’s text omitted "to the Jew first."

  • Romans 8:3: Canonical text reads, "God, sending his own Son in the likeness of sinful flesh..." Marcion retained this exact verse—and used it as his prime proof-text! He argued that Paul purposely wrote "in the likeness (homoiōmati) of flesh" rather than "in actual flesh" to teach Docetism.

  • Romans 10:2–4: Marcion kept these verses because they offered a devastating critique of Jewish zeal: "They are ignorant of the righteousness of God and seek to establish their own... For Christ is the end/termination (telos) of the Law."

4. Modern Textual Criticism: Did Marcion Cut Romans 15–16, or Inherit a 14-Chapter Text?

Just as with the Evangelion, modern textual critics (such as Harry Gamble, Ulrich Schmid, Jason BeDuhn, and Markus Vinzent) have discovered that not every omission in the Apostolikon was necessarily made by Marcion’s own hand.

  1. The 14-Chapter Edition of Romans: Origen noted that Marcion completely removed the final two chapters of Romans (15–16). However, manuscript historians later discovered that several non-Marcionite, orthodox Christian manuscripts—as well as early Latin chapter lists (capitula) and the placement of the final Doxology (16:25–27) right after Romans 14:23 in the majority of Byzantine manuscripts and early papyrus $\mathfrak{P}^{46}$ (placed after 15:33)—prove that a 14-chapter version of Romans circulated widely in the early Church as a generalized "catholic" encyclical letter stripped of local Roman travel plans and greetings. Marcion almost certainly inherited a manuscript of Romans that already ended at 14:23 rather than cutting Chapters 15–16 himself.

  2. Surgical Theological Cuts (Chapters 4 and 9–11): Conversely, the excision of Galatians 3:6–9, Romans 4:1–25, and Romans 10:5–11:32 leaves stark grammatical and logical gaps in Paul's prose that appear in no non-Marcionite manuscripts. Most textual critics conclude that these internal omissions were deliberate Marcionite redactions designed to purge Abraham and the salvation of Israel from Paul's theology.

  3. Why the Pastoral Epistles Were Missing: Traditional patristic writers accused Marcion of rejecting 1 & 2 Timothy and Titus because they condemned "antitheses of falsely called knowledge" (1 Tim 6:20) and defended the goodness of marriage and creation (1 Tim 4:3–4). However, because the Pastorals are also absent from Papyrus 46 ($\mathfrak{P}^{46}$, c. 200 CE)—our oldest surviving manuscript of Paul’s letters—many modern scholars argue that Marcion’s 10-letter corpus was simply the earliest standard collection of Paul’s epistles, and that the Pastoral Epistles were either not yet known to him or were composed/added to the canon slightly later in the second century specifically to combat Marcionism.
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In religious history and biblical scholarship, "Marcism" sometimes appears as a shortened variant of Marcionism, an influential 2nd-century Christian dualist movement founded by Marcion of Sinope (c. 85–160 CE).

  • Core Doctrine: Marcion argued that the wrathful, legalistic creator God of the Hebrew Bible (whom he called the Demiurge) was a completely separate entity from the benevolent, forgiving Supreme God revealed by Jesus Christ.

  • Historical Impact: Marcion compiled the earliest known Christian canon (consisting of an edited Gospel of Luke and ten Pauline epistles), which forced the early orthodox Church to formally define its own New Testament canon in response while declaring Marcionism a heresy in 144 CE.


Quick Comparison

TermFieldPrimary Figure(s)Core Concept
Marxism (Typo: Marcism)Political EconomyKarl Marx, Friedrich EngelsHistorical materialism; class struggle between bourgeoisie and proletariat.
Marcismo (Marcist)Latin American HistoryJosé María Urbina, Vicente Ramón Roca1845–1860 Ecuadorian nationalist-liberal era; ended slavery and Indigenous tribute.
MarcusianismCritical TheoryHerbert MarcuseCritique of consumer conformity, "false needs," and technocratic social control.
MarcionismEarly Church HistoryMarcion of Sinope2nd-century dualist theology separating the Old Testament Creator from the New Testament God.
Marcism (Suzerain)Interactive FictionKarlos Marcia (Fictional)In-universe socialist philosophy dividing into Malenyevism and Valgslandian Socialism.

research the god of the old testament and the god of the new testament

The question of how the God of the Old Testament (the Hebrew Bible / Tanakh) relates to the God of the New Testament is one of the oldest and most fiercely debated subjects in religious history, theology, and biblical scholarship.

On the surface, popular perception often contrasts an Old Testament deity of law, wrath, and tribal warfare with a New Testament deity of universal love, grace, and forgiveness. In reality, historians, theologians, and textual critics approach this contrast through three distinct lenses: Early Christian Heresy (Marcionism), Orthodox Theological Continuity, and Modern Historical-Critical Scholarship.

1. The Radical Separation: Marcionism & Gnosticism

In the 2nd century CE, the apparent moral and behavioral contrast between the Hebrew Scriptures and the teachings of Jesus led Marcion of Sinope (c. 85–160 CE)—a wealthy shipowner and bishop's son—to propose that they were literally two different gods.

  • The Demiurge (Old Testament God): In his lost work Antitheses, Marcion placed passages from the Hebrew Bible side-by-side with the Gospels to argue that the Creator God (Yahweh or the Demiurge) was petty, jealous, legalistic, and violent—demanding "an eye for an eye," ordering the conquest of Canaan, and regretting his own creation during the Flood. According to Marcion, this deity was not strictly evil, but obsessed with harsh retributive justice and bound to the flawed material world he built.

  • The Alien Supreme God (New Testament God): Marcion taught that Jesus Christ was not the Jewish Messiah foretold by the Hebrew prophets, but the emissary of a completely unknown, higher, transcendent God of pure love and mercy who had nothing to do with creating the physical universe. Jesus came to rescue human souls from the legalistic tyranny of the Old Testament Creator.

  • Christian Gnosticism: Contemporaneous Gnostic sects (such as the Valentinians and Sethians) took this dualism even further. In texts like the Apocryphon of John (discovered in the Nag Hammadi library), the Old Testament Creator is named Yaldabaoth—an ignorant or malevolent cosmic architect who traps divine sparks inside human bodies, while Christ descends from the true divine realm (Pleroma) to impart liberating secret knowledge (Gnosis).

The Orthodox Counter-Reaction: The early Church outlawed Marcionism in 144 CE. Church Fathers like Irenaeus of Lyons (Against Heresies) and Tertullian (Against Marcion) argued that a God of love without justice is morally indifferent, and a God of justice without love is a tyrant. This theological crisis forced early Christianity to formally preserve the Hebrew Bible as the "Old Testament" alongside the newly canonized "New Testament."

2. Textual Comparison: Stereotype vs. Scripture

When examining the primary texts directly, scholars note that the "Wrathful Old Testament vs. Loving New Testament" dichotomy breaks down under scrutiny. Both testaments contain intense expressions of divine mercy


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