Development of the New Testament canon and 3rd centuries Eusebius's "Ecclesiastical History" 6.38 says the Elchasai "made use of texts from every part of the Old Testament and the Gospels; it rejects the Apostle (Paul) entirely"; 4.29.5 says Tatian the Assyrian rejected Paul's Letters and Acts of the Apostles; 6.25 says Origen accepted 22 canonical books of the Hebrews plus Maccabees plus the four Gospels but Paul "did not so much as write to all the churches that he taught; and even to those to which he wrote he sent but a few lines." Between 140 and 220, both internal and external forces caused Proto-orthodox Christianity
Jesus in 1 Timothy 3:16) than the canonical gospels do. In the undisputed Pauline letters, which were written earlier than the gospels, the words or instructions of Jesus are cited several times (1 Corinthians 7:10–11, 9:14, 11:23–25, 2 Corinthians 12:9). Some early Christian groups had separate descriptions of the life and teachings of Jesus that are not included in the New Testament. These include the Gospel of Thomas, Gospel of Peter, and Gospel of Judas, the Apocryphon of James, and many other apocryphal writings. Most scholars conclude that these are written much later and are less reliable accounts than the canonical