December 18, 27th SUNDAY AFTER PENTECOST — Tone 2 (13th of Luke). SUNDAY BEFORE THE NATIVITY Martyr Sebastian at Rome and his companions: Martyrs Nicostratus, Zoë, Castorius, Tranquillinus, Marcellinus, Mark, Claudius, Symphorian, Victorinus, Tiburtius, and Castulus (ca. 287). Ven. Sebastian, Abbot of Pshekhónsk Monastery (Vologdá—ca. 1500). Righteous Simeon, Wonderworker of Verkhotúr’ye (1694). St. Modestus, Archbishop of Jerusalem (633-4). St. Florus, Bishop of Amisus (7th c.). St. Michael the Confessor at Constantinople (ca. 845).