September 8 – He added the Agnus Dei to the Mass

Pope St. Sergius I (Reigned 687-701), date of birth unknown; consecrated probably on 15 Dec., 687; died 8 Sept., 701. While Pope Conon lay dying, the archdeacon Pascal offered the exarch a large sum to bring about his election as his successor. Through the exarch’s influence the archdeacon was accordingly elected by a number of … Continue reading September 8 – He added the Agnus Dei to the Mass