And Jethro, Moses' father in law, took a burnt offering and sacrifices for God: and Aaron came, and all the elders of Israel, to eat bread with Moses' father in law before God.
An altar of earth you shall make to me, and shall sacrifice thereon your burnt offerings, and your peace offerings, your sheep, and your oxen: in all places where I record my name I will come to you, and I will bless you.