The main divisions of Christian Coptic as recognized and named at present are: Sahidic (formerly called Theban), spoken in the upper Thebais; Akhmimic, in the neighborhood of Akhmim, but driven out by Sahidic about the 5th century; Fayumic, in the Fayum (formerly named wrongly Bashmuric, from a province of the Delta); Bohairic, the dialect of the coast district (formerly named Memphite), spoken in the north-western Delta.
Sahidic and Bohairic are the most important In the temple of- Philae, where the worship of Isis was permitted to continue till the reign of Justinian, Brugsch found demotic inscriptions with dates to the end of the 5th century.
For the restoration of the Greek text we have, besides many Greek MSS., uncial and cursive, the old Latin, the Syro-Hexaplar, the Armenian, Sahidic and Ethiopic versions, as well as a considerable number of quotations in the Greek and Latin Fathers.
This older order of the epistles is only found elsewhere in the Sahidic version of the New Testament, and it was probably therefore the old Egyptian or Alexandrian order.
367 (according to the Greek and Syriac texts, but not the Sahidic), that Athanasius then introduced the order of the epistles which is now given in rr B.