Exodus 23:17 KJV
 Three times in the year all thy males shall appear before the Lord GOD.
Exodus 23:18 KJV
 Thou shalt not offer the blood of my sacrifice with leavened bread;  neither shall the fat of my sacrifice remain until the morning.
Exodus 23:19 KJV
 The first of the firstfruits of thy land thou shalt bring into the house of the LORD thy God.  Thou shalt not seethe a kid in his mother’s milk.