is shed for you for the forgiveness of sins. Do this, as often as you drink it, in remembrance of me.’ ”31 [24] Thus we have, in all, five parts covering the whole of Christian teaching, which we should constantly teach and require recitation word for word. For you should not assume that the young people will learn and retain this teaching from sermons alone. [25] When these parts have been well learned, one may assign them also some psalms or hymns,32 based on these subjects, to supplement and confirm