Exodus 29:9

And thou shalt gird them with girdles, Aaron and his sons, and bind the tiaras on them; and the priest's office shall be theirs for a perpetual statute; and thou shalt fill the hands Aaron and his sons.

Numbers 18:7

Therefore thou and thy sons with thee shall keep your priesthood for every thing of the altar and within the veil, and ye shall minister; for I have given the service of your priesthood as a gift, and the stranger that comes near shall die.

Leviticus 8:22-28

After that, he brought the other ram, the ram of the consecrations, and Aaron and his sons laid their hands upon the head of the ram,

Exodus 28:1

And cause Aaron, thy brother, to come unto thee with his sons, from among the sons of Israel, that they may be my priests, even Aaron, Nadab and Abihu, Eleazar and Ithamar, Aaron's sons.

Exodus 28:40-41

And for Aaron's sons thou shalt make coats; thou shalt also make girdles for them, and tiaras shalt thou make for them, for honour and for beauty.

Exodus 32:29

Then Moses had said, Today you have consecrated yourselves to the LORD, for each one has consecrated in his son and in his brother, that he may bestow upon you a blessing this day.

Exodus 40:15

And thou shalt anoint them as thou didst anoint their father, and they shall be my priests; and it shall be that their anointing shall be unto them for a perpetual priesthood throughout their generations.

Leviticus 8:33

And ye shall not go out of the door of the tabernacle of the testimony in seven days, until the day that the days of your consecration are fulfilled; because for seven days ye shall be consecrated.

Numbers 3:10

And thou shalt appoint Aaron and his sons that they shall guard their priesthood; and the stranger that comes near shall be put to death.

Numbers 16:10

And that he has brought thee near to him and all thy brethren the sons of Levi with thee, and ye seek the priesthood also?

Numbers 16:35

And fire came out from the LORD and consumed the two hundred and fifty men that offered incense.

Numbers 16:40

to be a memorial unto the sons of Israel, that no stranger who is not of the seed of Aaron come near to offer incense before the LORD, that he not be as Korah and as his company, as the LORD said to him by the hand of Moses.

Numbers 25:13

and he shall have, and his seed after him, even the covenant of the everlasting priesthood because he was zealous for his God and reconciled the sons of Israel.

Deuteronomy 18:5

for the LORD thy God has chosen him out of all thy tribes to stand to minister unto the name of the LORD, him and his sons all the days.

Hebrews 5:4-5

And no one takes this honour unto himself, but he that is called of God, as was Aaron.

Hebrews 5:10

named by God high priest after the order of Melchisedec.

Hebrews 7:11-14

If therefore perfection were by the Levitical priesthood (for under it the people received the law), what further need was there that another priest should rise after the order of Melchisedec and not be called after the order of Aaron?

Hebrews 7:23-28

And the others, truly, were many priests because they were not able to continue by reason of death:

Treasury of Scripture Knowledge

Summary

And thou shalt gird them with girdles, Aaron and his sons, and put the bonnets on them: and the priest's office shall be theirs for a perpetual statute: and thou shalt consecrate Aaron and his sons.

Bible References

The priest's

Exodus 28:1
And cause Aaron, thy brother, to come unto thee with his sons, from among the sons of Israel, that they may be my priests, even Aaron, Nadab and Abihu, Eleazar and Ithamar, Aaron's sons.
Numbers 16:10
And that he has brought thee near to him and all thy brethren the sons of Levi with thee, and ye seek the priesthood also?
Numbers 18:7
Therefore thou and thy sons with thee shall keep your priesthood for every thing of the altar and within the veil, and ye shall minister; for I have given the service of your priesthood as a gift, and the stranger that comes near shall die.
Hebrews 5:4
And no one takes this honour unto himself, but he that is called of God, as was Aaron.
Hebrews 7:11
If therefore perfection were by the Levitical priesthood (for under it the people received the law), what further need was there that another priest should rise after the order of Melchisedec and not be called after the order of Aaron?