Along with Codex Alexandrinus and Codex Vaticanus, it is one of the earliest and most complete manuscripts of the Bible, and contains the oldest complete copy of the New Testament. It is one of the four great uncial codices (these being manuscripts which originally contained the whole of both the Old and New Testaments). It is written in uncial letters on parchment. The Codex Sinaiticus ( Shelfmark: London, British Library, Add MS 43725), designated by siglum א or 01 (in the Gregory-Aland numbering of New Testament manuscripts), δ 2 (in the von Soden numbering of New Testament manuscripts), or Sinai Bible is a fourth century Christian manuscript of a Greek Bible, containing the majority of the Greek Old Testament, including the Apocrypha along with the deuterocanonical books, and the Greek New Testament, with both the Epistle of Barnabas and the Shepherd of Hermas included. Greek Old Testament and Greek New Testamentīritish Library, Leipzig University Library, Saint Catherine's Monastery, Russian National Library
