Read Exodus 34:26 Using Other Translations
The first of the firstfruits of thy land thou shalt bring unto the house of the LORD thy God. Thou shalt not seethe a kid in his mother's milk.
The best of the firstfruits of your ground you shall bring to the house of the LORD your God. You shall not boil a young goat in its mother's milk."
“As you harvest your crops, bring the very best of the first harvest to the house of the LORD your God. “You must not cook a young goat in its mother’s milk.”