Leviticus 8:36
So Aaron and his sons did all things which the LORD commanded by the hand of Moses.
Exodus 39:43
And Moses looked upon all the work, and behold, they had done it as the LORD had commanded, even so had they done it: and Moses blessed them.
Exodus 40:16
Thus did Moses; according to all that the LORD commanded him, so did he.
Deuteronomy 4:2
Ye shall not add to the word which I command you, neither shall ye diminish aught from it, that ye may keep the commandments of the LORD your God which I command you.
Deuteronomy 12:32
Whatever thing I command you, observe to do it: thou shalt not add to it, nor diminish from it.
1 Samuel 15:22
And Samuel said, Hath the LORD as great delight in burnt-offerings and sacrifices, as in obeying the voice of the LORD? Behold, to obey is better than sacrifice, and to hearken than the fat of rams.