ALL SAINTS CELEBRATED IN SEPTEMBER Saints celebrated on the 4th of September SAINT MARCELLUS, BISHOP OF TRIER, MARTYR Today, we also commemorate Saint Marcellus. The Roman Martyrology states: "At Treves [Trier], Saint Marcellus, bishop and martyr." PRAYER: Grant, we beseech you, almighty God, that the venerable feast of Saint Marcellus 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.