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
Old Testament messianic prophecies quoted in the New Testament It is in this context that Charles James Butler sees Psalm 41 as quoted by Jesus in John 13:18 as also messianic. The Wisdom of Solomon is one of the Deuterocanonical books of the Old Testament. The Deuterocanonical books are considered canonical by Catholics, Eastern Orthodox and Oriental Orthodox, but are considered non-canonical by Jews and Protestants. <poem>Let us lie in wait for the righteous man, because he is inconvenient to us and opposes our actions; he reproaches us for sins against the law, and accuses us of sins against our training. He professes to have knowledge of God, and