Hebrews 5:4
No one takes this honor upon himself but he is called to it by God, just as Aaron was.
Exodus 28:1
"You are to bring your brother Aaron, along with his sons, from among the Israelis so they can serve as priests for me: that is, Aaron and his sons Nadab, Abihu, Eleazar, and Ithamar.
Numbers 16:40
to serve as a memorial to the Israelis, a reminder that no unauthorized person, who isn't a descendant of Aaron, is to attempt to burn incense in the LORD'S presence, so that he may not become like Korah and his group, just as the LORD had spoken by the authority of Moses.
1 Chronicles 23:13
The descendants of Amram included Aaron and Moses. Aaron had been set apart to consecrate the most holy things, with the intent that he and his sons should present offerings in the LORD's presence forever, ministering to him and pronouncing blessings in his name forever.
2 Chronicles 26:18
and they opposed King Uzziah. "Uzziah, it's not for you to burn incense to the LORD," they told him, "but for the priests to do, Aaron's descendants who are consecrated to burn incense. Leave the sanctuary now, because you have been unfaithful and won't receive any honor from the LORD God."
Numbers 16:5
Then he addressed Korah and his entire company, "In the morning, may the LORD reveal who belongs to him and who is holy. May he cause that person to approach him. May he cause to approach him the one whom he has chosen.
Numbers 3:3
who were anointed priests and whom he consecrated as priests.
Numbers 16:7
and put fire and incense in them in the LORD's presence tomorrow. It will be that the man whom the LORD chooses will be holy. You're taking too much for yourselves, you descendants of Levi."
Numbers 16:10
He brought you near, along with all of your relatives, the descendants of Levi. Are you also seeking the priesthood?
Numbers 16:35
After this, fire came from the LORD and incinerated the 250 men who offered the incense.
Numbers 16:46-48
But they fell upon their faces. Then Moses told Aaron. "Take the censer, put fire on it from the altar, and burn some incense. Then walk quickly to the congregation and atone for them, because wrath has already come out from the LORD the plague has begun."
Numbers 17:3-11
You are also to write Aaron's name on the tribe of Levi, since there is to be one rod for every leader of their ancestral tribes.
Numbers 18:1-5
Later, the LORD told Aaron, "You, your sons, and your father's tribe with you are to bear the iniquity of the sanctuary. Also, you and your sons with you are to bear the iniquity of your priesthood.
Numbers 18:7
Now you and your sons with you are to maintain your priestly duties and all matters that concern the altar and what is housed within the veil. You are to perform these services. I'm giving you the priesthood as a gift of service, but any unauthorized person who approaches is to be put to death."
John 3:27
John replied, "No one can receive anything unless it has been given to them from heaven.
Leviticus 8:2
"Take Aaron, his sons with him, the clothing, the anointing oil, the bull for sin offering, two rams, and a basket of unleavened bread