Old Testament both Jews and Christians have always interpreted the Bible (both the "Old" and "New" Testaments) as an affirmation of the oneness of Almighty God. The Old Testament stresses the special relationship between God and his chosen people, Israel, but includes instructions for proselytes as well. This relationship is expressed in the biblical covenant (contract) between the two, received by Moses. The law codes in books such as Exodus and especially Deuteronomy are the terms of the contract: Israel swears faithfulness to God, and God swears to be Israel's special protector and supporter. Further themes in the Old Testament include salvation,
Development of the Old Testament canon Church, first found as last chapter of the eighth book of the Apostolic Constitutions. Canon n. 85 of the "Ecclesiastical Canons of the Same Holy Apostles" is a list of canonical books, includes 46 books of Old Testament canon which essentially corresponds to that of the Septuagint. The Old Testament part of the Canon n. 85 stated as follows: Karl Josef von Hefele argues that "This is probably the least ancient canon in the whole collection"; even he and William Beveridge believe that the writings of the Apostolic Canons dating from end of the second or early of the third