Leviticus 8:36
Aaron and his sons did all the things which the LORD commanded by Moses.
Exodus 39:43
Moses saw 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
Moses did so. According to all that the LORD commanded him, so he did.
Deuteronomy 4:2
You shall not add to the word which I command you, neither shall you diminish from it, that you may keep the commandments of the LORD your God which I command you.
Deuteronomy 12:32
Whatever thing I command you, that you shall observe to do: you shall not add thereto, nor diminish from it.
1 Samuel 15:22
Samuel said, "Has 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 listen than the fat of rams.