Roman Empire; Byzantine Empire; Christianity; Emperors--Byzantine Empire; Diocletian, Emperor of Rome, 245-313; Eusebius, of Caesarea, Bishop of Caesarea, ca. 260- ca. 340; Heresy; Persecution; Arius; Arians; Arianism; Athanasius, Saint, Patriarch...
Patriarchs and patriarchate; Saints; Dayr al-Suryān; Wādī al-Naṭrūn (Egypt); Administration; Anathema; Indian Orthodox Church; Muslims; Society and Church
Patriarchs and patriarchate; Priests; Simony; Miracles; Persecution; Torture; Society and Church; History of the Patriarchs; Churches; Muslims; Government
Cities and towns; Christian converts; Byzantine Empire; Greek language; Coptic language; Copts; Persecution; Politics; Roman Empire; Arab Conquest of Egypt; Arabic language; Monasteries; Coptic Church; Muslim converts from Christianity;