Therefore it is the duty of every father of a family to question and
examine his children and servants at least once a week and to
ascertain what they know of it, or are learning and, if they do not
know it, to keep them faithfully at it. For I well remember the time,
indeed, even now it is a daily occurrence that one finds rude, old
persons who knew nothing and still know nothing of these things, and
who, nevertheless, go to Baptism and the Lord's Supper, and use
everything belonging to Christians, notwithstanding that those who come
to the Lord's Supper ought to know more and have a fuller understanding
of all Christian doctrine than children and new scholars. However, for
the common people we are satisfied with the three parts, which have
remained in Christendom from of old, though little of it has been
taught and treated correctly until both young and old who are called
and wish to be Christians, are well trained in them and familiar with
them. These are the following:


First.

THE TEN COMMANDMENTS OF GOD.


1. Thou shalt have no other gods before Me.

2. Thou shalt not take the name of the Lord, thy God, in vain [for the
Lord will not hold him guiltless that taketh His name in vain].

3. Thou shalt sanctify the holy-day. [Remember the Sabbath-day to keep
it holy.]