Deuteronomy 25:4 Deut. 25:4
Thou shalt not muzzle the ox when he treadeth out the corn.
1. Corinthians 9:9 1. Cor. 9:9
For it is written in the law of Moses, Thou shalt not muzzle the mouth of the ox that treadeth out the corn. Doth God take care for oxen?