Leviticus 22:28
And whether it be ox or sheep, ye shall not kill it and her young both in one day.
Deuteronomy 22:6-7
If thou chance upon a bird's nest by the way, in whatsoever tree it be or on the ground, whether they be young or eggs, and the dam sitting upon the young or upon the eggs: thou shalt not take the mother with the young.
Exodus 23:19
The first of the firstfruits of thy land thou shalt bring into the house of the LORD thy God. Thou shalt also not seethe a kid in his mother's milk.
Exodus 34:26
The first of the first fruits of thy land, thou shalt bring unto the house of the LORD thy God. And see that thou seethe not a kid in his mother's milk."
Deuteronomy 14:21
Ye shall eat of nothing that dieth alone: But thou mayest give it unto the stranger that is in thy city that he eat it, or mayest sell it unto an Alien. For thou art a holy people unto the LORD thy God. Thou shalt not seethe a kid in his mother's milk.