Proverbs 20:11

20:11 Even a young man is known by his actions,

whether his activity is pure and whether it is right.

Proverbs 22:6

22:6 Train a child in the way that he should go,

and when he is old he will not turn from it.

Proverbs 23:13

23:13 Do not withhold discipline from a child;

even if you strike him with the rod, he will not die.