Proverbs 16:26
He that laboureth laboureth for himself; for his mouth craveth it of him.
Ecclesiastes 3:9
What profit hath he that worketh in that wherein he laboureth?
1 Corinthians 16:16
That ye submit yourselves unto such, and to every one that helpeth with us, and laboureth.
2 Timothy 2:6
The husbandman that laboureth must be first partaker of the fruits.