916Chapter XXIV.—Doctrines of Saturninus and Basilides. 919Chapter XXV.—Doctrines of Carpocrates. 922Chapter XXVI.—Doctrines of Cerinthus, the Ebionites, and Nicolaitanes. 923Chapter XXVII.—Doctrines of Cerdo and Marcion. 925Chapter XXVIII.—Doctrines of Tatian, the Encratites, and others. 926Chapter XXIX.—Doctrines of various other Gnostic sects, and especially of the Barbeliotes or Borborians. 928Chapter XXX.—Doctrines of the Ophites and Sethians. 935Chapter XXXI.—Doctrines of the Cainites. 937Against Heresies: Book II 938Preface. 939Chapter I.—There is but one God: the impossibility of its being otherwise. 941Chapter II.—The world was not formed by angels, or by any other being, contrary to the will of the most high God, but was made by the Father through the Word. 944Chapter III.—The Bythus and Pleroma of the Valentinians, as well as the God of Marcion, shown to be absurd; the world was actually created by the same Being who had conceived the idea of it, and was not the fruit of defect or ignorance. 946Chapter IV.—The absurdity of the supposed vacuum and defect of the heretics is demonstrated. 949Chapter V.—This world was not formed by any other beings within the territory which is contained by the Father. 952Chapter VI.—The angels and the Creator of the world could not have been ignorant of the Supreme God. 954Chapter VII.—Created things are not the images of those Æons who are within the Pleroma. 959Chapter VIII.—Created things are not a shadow of the Pleroma. 961Chapter IX.—There is but one Creator of the world, God the Father: this the constant belief of the Church. 963Chapter X.—Perverse interpretations of Scripture by the heretics: God created all things out of nothing, and not from pre-existent matter. 965Chapter XI.—The heretics, from their disbelief of the truth, have fallen into an abyss of error: reasons for investigating their systems. xxviii