And Aaron and his sons did all things which the Lord spoke by the hand of Moses.

Leviticus 8:29 And he took of the ram of consecration, the breast for his portion, elevating it before the Lord, as the Lord had commanded him.

; and consequently the complete consecration and preparation of Aaron and his sons to fill the awfully important office of priests and mediators between God and the children of Israel, to offer sacrifices, and make atonement for the sins of the people.

Exodus 39:43 And when Moses saw all things finished, he blessed them.

Exodus 40:16 And Moses did all that the Lord had commanded.

Deuteronomy 4:2 You shall not add to the word that I speak to you, neither shall you take away from it: keep the commandments of the Lord your God which I command you.

Deuteronomy 12:32 What I command thee, that only do thou to the Lord: neither add any thing, nor diminish.

1 Samuel 15:22 And Samuel said: Doth the Lord desire holocausts and victims, and not rather that the voice of the Lord should be obeyed? For obedience is better than sacrifices: and to hearken rather than to offer the fat or rams.