16. Surnamed TRYPHON, lived about A. D. 278, and is described by Epiphanius (de lens. ac Pond.
20) as a good man and of wonderful piety.
He was presbyter in the village of Diodoris and a friend of bishop Archelaus. When Manes took refuge in his house, he was at first kindly received ; but when Diodorus was informed, by a letter of Archelaus, of the heresies of Manes, and when he began to see through the cunning of the heretic, he had a disputation with him, in which he is said triumphantly to have refuted his errors. (Phot. Bibl. Cod.
Letter of Archelaus to Diodorus
A letter of Archelaus to Diodorus is still extant, and printed in Valesius's edition of Socrates, p. 200.