Byzantine Empire; Emperors--Byzantine Empire; Justinian I, Emperor of the East, 483?-565; Patriarchs and patriarchate; Council of Chalcedon (451); Melchite Church; Coptic Church; Theodore, of Mopsuestia, Bishop, ca. 350- 428 or 9; Nestorians;...
Origen; Patriarchs and patriarchate; Heresy; John Chrysostom, Saint, d. 407; Athanasius, Saint, Patriarch of Alexandria, d. 373.; Basil, the Great, saint, Bishop of Caesarea, ca. 329- 379; Gregory of Nazianzus, Saint; Didymus, the Blind, ca....