Christianity; Catechetical School of Alexandria; Eusebius, of Caesarea, Bishop of Caesarea, ca. 260- ca. 340; Clement, of Alexandria, Saint, ca. 150-ca. 215; Origen; Didymus, the Blind, ca. 313-ca. 398; Copts; Economy and society; History;...
History of the Patriarchs; Authorship; Alexandria (Egypt); Mark, Saint; Arabic language; Coptic language; Muslims; Fatimid dynasty; Muslim converts from Christianity; Martyrs