The sons of Amram: Aaron and Moses. Aaron was dedicated to service with the most holy things, that he and his sons should always present offerings to the Lord, and minister before him, and give blessings in his name forever.
However, it was Aaron and his descendants who were the ones who gave offerings on the altar of burnt offering and on the altar of incense and did all the work in the Most Holy Place, making atonement for Israel according to everything Moses the servant of God had commanded.
But because he was powerful he became arrogant, and this led to his ruin. For he was unfaithful to the Lord his God, and he himself entered the Lord's Temple to burn incense on the altar of incense.
My sons, don't neglect your responsibilities, for the Lord has chosen you to stand in his presence to serve him, and to be his ministers presenting burnt offerings.”
following the instructions given to him from the Lord through Moses. This was to remind the Israelites that no one who is not a descendant of Aaron should come and offer incense before the Lord, otherwise they could end up like Korah and those with him.
I chose him out of all the tribes of Israel as my priest, to offer sacrifices on my altar, to burn incense, and to wear an ephod in my presence. I also gave to your forefather's family all the Israelites' offerings made with fire.