Development of the New Testament canon Development of the New Testament canon The canon of the New Testament is the set of books Christians regard as divinely inspired and constituting the New Testament of the Christian Bible. For most, it is an agreed-upon list of twenty-seven books that includes the Canonical Gospels, Acts, letters of the Apostles, and Revelation. The books of the canon of the New Testament were written before 120 AD. For the Orthodox, the recognition of these writings as authoritative was formalized in the Second Council of Trullan of 692. The Catholic Church made dogmatic definition upon its Biblical canon in 382 at
Development of the Old Testament canon the New Testament when it quotes the Old Testament. Other, older versions of the texts in Hebrew, Aramaic, and Greek, have since been discovered among the Dead Sea scrolls and the Cairo Geniza. The traditional explanation of the development of the Old Testament canon describes two sets of Old Testament books, the protocanonical and the deuterocanonical books. According to this, some Church Fathers accepted the inclusion of the deuterocanonical books based on their inclusion in the Septuagint (most notably Augustine), while others disputed their status based on their exclusion from the Hebrew Bible (most notably Jerome). Michael Barber argues that