Aug. 17 - Eastern Orthodox Church calendar - Aug. 19
All fixed commemorations below are observed on August 31 by Orthodox Churches on the Old Calendar.
For August 18, Orthodox Churches on the Old Calendar commemorate the Saints listed on August 5.
New martyrs and confessors
New Hieromartyrs Archimandrite Augustine of Orans Monastery, and Archpriest Nicholas of Nizhni-Novgorod, and 15 people with them (1918)
New Hieromartyr Gregory Bronnikov, Priest, and Martyr Eugene Dmitriev and Michael Eregodsky (1937)
Uncovering of the Relics of Venerable Arsenios the New of Paros (1877)
Repose of Schemamonk Nicholas "the Turk," of Optina Skete (1893)
Icon of the Mother of God the "Directress" ("Hodegetria") of Trebizond, also known as "Panagia Soumeliotissa".
August 18 (Eastern Orthodox liturgics) Wikipedia (Text) CC BY-SA