Proverbs 22:6
6 Teach your children 
right from wrong, 
and when they are grown 
they will still do right. 

Ephesians 6:4
4 Parents, don't be hard on your children. Raise them properly. Teach them and instruct them about the Lord. 

Colossians 3:21
21 Parents, don't be hard on your children. If you are, they might give up.