'Amr ibn al-'As; Arab Conquest of Egypt; Arabs; Asceticism; Alexandria; Cairo (Egypt); Byzantine Empire; Coptic Church; Heraclius, Emperor of the East, ca. 575-641; History; Chalcedonian Church; Melchite Church; Orthodoxy
Bishops; Canons; Copts; Council of Chalcedon (451); Justinian I, Emperor of the East, 483?-565; Monks; Manuscripts; Patriarchs and patriarchate; Scetis