Theodoret
Theodoret of Cyrus or Cyrrhus (Greek: Θεοδώρητος Κύρρου; c. 393 – c. 457) was an influential author, theologian, and Christian bishop of Cyrrhus, Syria (423-457). He played a pivotal role in many early Byzantine church controversies that led to various ecumenical acts and schisms. He is considered blessed or a saint by the Eastern Orthodox Church.
Read more about Theodoret: Biography, The Nestorian Controversy, Translations