The Confessions of St. Augustine - Book IX, cc. 1-7

Augustine speaks of the joy of his conversion, and he abandons his teaching post; his friends both die baptized; he reads the Psalms and Isaiah; he is baptized along with his son, Adeodatus; he is inspired by the singing of hymns in Ambrose's church, Ambrose finds the incorrupt bodies of Sts. Gervasius and Protasius, which were the cause of several miracles