Theodoret of Cyrus Blessed Theodoret, Bishop of Cyrus Θεοδώρητος Κύρου · Theodoretus Cyrensis Dates 393–457 (approx.) SeeCyrus VenerationBlessed Works (2) Preface (NPNF II) The Ecclesiastical History, Dialogues, and Letters of Theodoret (NPNF II)