“Speak to Aaron and his sons and to all the Israelites and say to them: This is what the Lord has commanded.
The sons of Amram: Aaron and Moses. Aaron was set apart to consecrate the most holy things, so that he and his sons forever should make offerings before the Lord and minister to him and pronounce blessings in his name forever,
The Lord spoke to Moses:
If anyone of the house of Israel slaughters an ox or a lamb or a goat in the camp or slaughters it outside the camp
“Take care that you do not offer your burnt offerings at any place you happen to see.