Leviticus 8:36

And Aaron and his sons did all things that Jehovah had commanded by the hand of Moses.

Exodus 39:43

And Moses saw all the work, and behold, they had done it as Jehovah had commanded so had they done it; and Moses blessed them.

Exodus 40:16

And Moses did so: as Jehovah had commanded him, so did he.

Deuteronomy 4:2

Ye shall not add to the word which I command you, neither shall ye take from it, that ye may keep the commandments of Jehovah your God which I command you.

Deuteronomy 12:32

Everything that I command you, ye shall take heed to do it; thou shalt not add thereto, nor take from it.

1 Samuel 15:22

And Samuel said, Has Jehovah delight in burnt-offerings and sacrifices, As in hearkening to the voice of Jehovah? Behold, obedience is better than sacrifice, Attention than the fat of rams.

Treasury of Scripture Knowledge

Summary

So Aaron and his sons did all things which the LORD commanded by the hand of Moses.

Bible References

Aaron

Exodus 39:43
And Moses saw all the work, and behold, they had done it as Jehovah had commanded so had they done it; and Moses blessed them.
Exodus 40:16
And Moses did so: as Jehovah had commanded him, so did he.
Deuteronomy 4:2
Ye shall not add to the word which I command you, neither shall ye take from it, that ye may keep the commandments of Jehovah your God which I command you.
Deuteronomy 12:32
Everything that I command you, ye shall take heed to do it; thou shalt not add thereto, nor take from it.
1 Samuel 15:22
And Samuel said, Has Jehovah delight in burnt-offerings and sacrifices, As in hearkening to the voice of Jehovah? Behold, obedience is better than sacrifice, Attention than the fat of rams.