Codex Bezae is a Western text type extant in Old Latin and Old Syriac translations and in quotations from such second- and third-century authors as Marcion, Justin, Irenaeus, Tertullian, Hippolytus and Cyprian. Cf. Helmut Koester, Introduction to the New Testament, Volume 2: History and Literature of Early Christianity (Philadelphia: Fortress, 1982), pp. 17–18, 25–26.