Marcionites

Heretical sect founded by Marcion, who proscribed the Old Testament and taught it was produced by evil angels. Tertullian wrote four books Against Marcion in defense of the Old Testament.

Preface and Praise of Sacred Scripture

• Heresies Proscribing the Old Testament — Marcion among those who proscribed the Old Testament

  "then of Marcion"

• Heresies Proscribing the Old Testament — Simon, the Manichaeans, and the Marcionites taught the Old Testament was produced by evil angels

  "Simon, the Manichaeans, and the Marcionites taught that the Old Testament was produced by a sinister power and evil angels"

• The Fathers' Defense of the Old Testament — Tertullian wrote four books Against Marcion in defense of the Old Testament

  "Tertullian wrote for the same cause four books Against Marcion"