Exodus 23:17-19 World English Bible (WEB)
17 Three times in the year all your males shall appear before the Lord Yahweh.
18 “You shall not offer the blood of my sacrifice with leavened bread. The fat of my feast shall not remain all night until the morning.
19 You shall bring the first of the first fruits of your ground into the house of Yahweh your God.
“You shall not boil a young goat in its mother’s milk.