Development of the New Testament canon a novelty in Irenaeus's time. "Against Heresies" 3.11.7 acknowledges that many heterodox Christians use only one gospel while 3.11.9 acknowledges that some use more than four. The success of Tatian's Diatessaron in about the same time period is "...a powerful indication that the fourfold Gospel contemporaneously sponsored by Irenaeus was not broadly, let alone universally, recognized." Irenaeus apparently quotes from 21 of the New Testament books and names the author he thought wrote the text. He mentions the four gospels, Acts, the Pauline epistles with the exception of Hebrews and Philemon, as well as the first epistle of Peter, and
Textual variants in the New Testament text of the New Testament", Greek New Testament manuscripts have commonly been categorized into five groups. An abbreviated list of textual variants in the New Testament is given in this article (below). (see Isaiah 40:3) Textual variants in the New Testament Textual variants in the New Testament are the subject of the study called textual criticism of the New Testament. Textual variants in manuscripts arise when a copyist makes deliberate or inadvertent alterations to a text that is being reproduced. Most of the variations are not significant and some common alterations include the deletion, rearrangement, repetition, or replacement of one