Exodus 28:1
Next, bring near to you your brother Aaron from among the Israelites, along with his sons Nadab, Abihu, Eleazar, and Ithamar, to serve Me as priests.

Leviticus 8:2
"Take Aaron and his sons, their garments, the anointing oil, the bull of the sin offering, the two rams, and the basket of unleavened bread,

Numbers 3:3
These were Aaron's sons, the anointed priests, who were ordained to serve as priests.

Numbers 16:5, 7, 10, 35, 40, 46-48
Then he said to Korah and all his followers, "Tomorrow morning the LORD will reveal who belongs to Him and who is holy, and He will bring that person near to Himself. The one He chooses He will bring near to Himself. . . .

Numbers 17:3-11
and write Aaron's name on the staff of Levi, because there must be one staff for the head of each tribe. . . .

Numbers 18:1-5
The LORD said to Aaron, "You, your sons, and your father's house must bear the iniquity against the sanctuary. And you and your sons alone must bear the iniquity against the priesthood. . . .

1 Chronicles 23:13
The sons of Amram: Aaron and Moses. Aaron, along with his descendants, was set apart forever to consecrate the most holy things, to burn incense before the LORD, to minister before Him, and to pronounce blessings in His name forever.

2 Chronicles 26:18
They took their stand against King Uzziah and said, "Uzziah, you have no right to offer incense to the LORD. Only the priests, the descendants of Aaron, are consecrated to burn incense. Leave the sanctuary, for you have acted unfaithfully; you will not receive honor from the LORD God."

John 3:27
John replied, "A man can receive only what is given him from heaven.