Commemoration of the Holy Fathers of the Seven Ecumenical Councils; Martyrs Theodotus of Ancyra, Peter of Lampsacus, and Andrew, Paul, and Dionysius, at Euridinos (249-251) and the 7 Virgin-martyrs: Alexandra, Tecusa, Claudia, Phaine, Euphraisa, Matrona and Julia (303); Martyrs Simeon, Isaac and Vakhtisios of Athens (4th century); Martyrs Heraclius, Paulinus, Benedimus of Athens; Martyrs David and Tarichan of Georgia (693).