Development of the Old Testament canon phrase "Old Testament", which is associated with Supersessionism. The first list of Old Testament books compiled by a Christian source is recorded by the 4th century historian Eusebius. Eusebius describes the collection of a 2nd century bishop, Melito of Sardis. Melito's list, dated to circa 170, the result of a trip to the Holy Land (probably the famous library at Caesarea Maritima) to determine both the order and number of books in the Hebrew Bible, instead seems to follow the order of the books presented in the Septuagint. Melito's list, as cited by Eusebius, as follows: According to Archibald Alexander,
Development of the Old Testament canon named as Canonical books the books of the Hebrew Bible and the deuterocanonical books named as "Ecclesiastical" books. Pope Innocent I (405 AD) in a letter sent to the bishop of Toulouse cited as Canonical books the books of the Hebrew Bible plus the deuterocanonical books as a part of the Old Testament Canon. The Decretum Gelasianum which is a work written by an anonymous scholar between 519 and 553 contains a list of books of Scripture presented as having been made Canonical by the Council of Rome (382 AD). This list mentions the Hebrew Bible plus the deuterocanonical books