Proverbs 16:26
He who works labors for himself. His hungry mouth spurs him on.
Ecclesiastes 6:7
All the labor of man is for his mouth and yet the appetite is not satisfied.
Proverbs 9:12
When you are wise you are wise for yourself. When you scoff you bear it alone.
Proverbs 14:23
In all labor there is profit: but idle chatter leads only to destitution.
1 Thessalonians 4:11-12
Make it your ambition to lead a quiet life, and mind your own business, and work with your hands, as we command you.
2 Thessalonians 3:8-12
We did not eat anyone's food without paying for it. Instead, we worked hard and struggled night and day in order not to be a burden to any of you.