To Count Terentius. cf. Letter ccxiv.  On Terentius vide Amm. Marcellinus, xxvii. 12 and xxxi.  He was an orthodox Christian, though in favour with Valens.  In 372 he was in command of twelve legions in Georgia, and Basil communicates with him about providing bishops for the Armenian Church.  According to some manuscripts of Letter cv., q.v., his three daughters were deaconesses.