On the Merits and Forgiveness of Sins, and on the Baptism of Infants · Saint Augustine of Hippo
Merit 2.52.1
The Revelation of John likewise tells us that in a new song these praises are offered to Christ: “Thou art worthy to take the book, and to open the seals thereof: for Thou wast slain, and hast redeemed us to God by Thy blood out of every kindred, and tongue, and people, and nation.”