On the Sacraments and On the Mysteries

Instructions to the newly baptised at Milan

St Ambrose of Milan (c. 339-397)

St Ambrose's addresses to the newly baptised at Milan in Easter Week, explaining the mysteries they had just received: the opening of the ears, the font and the renunciations, the anointing and the white garments, the Holy Eucharist and the Lord's Prayer. Among the earliest witnesses to the rites of Christian initiation and to the eucharistic prayer in the West.