ALL SAINTS CELEBRATED IN SEPTEMBER Saints celebrated on the 21st of September SAINT ISACIUS, BISHOP AND MARTYR Today, we also commemorate Saint Isacius. The Roman Martyrology states: "In Cyprus, Saint Isacius, bishop and martyr." PRAYER: Grant, we beseech you, almighty God, that the venerable feast of Saint Isacius may increase our devotion and promote our salvation. Through our Lord Jesus Christ, your Son, who lives and reigns with you in the unity of the Holy Spirit, God, for ever and ever. Amen.