Hymn for Vespers and Matins on January 18, the Feast of Saint Peter's Chair at Rome, and on February 22, the Feast of Saint Peter's Chair at Antioch. It is attributed to Saint Paulinus, Patriarch of Aquileia. The complete hymn has nine verses. Besides several early anonymous translations, there are ten later ones; of these three are of the entire hymn. The English title given above is by E. Caswall.