Pope during the time that Constantine the Great declared tolerance for Christians in the Roman Empire. Counted as a martyr on many lists due to the sufferings he endured prior to the toleration decree. May have been Pope when the Church was given the Lateran Palace which became the pope‘s residence and the seat of the central administration of the Church. Saint Augustine of Hippo thought highly of him, and mentioned him in his writings.
- Book of Saints, by the Monks of Ramsgate
- Heiligen 3s
- Kirken i Norge
- Lives of the Saints, by Father Alban Butler
- New Catholic Dictionary
- Our Sunday Visitor’s Encyclopedia of Saints