'Priesthood' in the Bible

You are to gird Aaron and his sons with sashes and tie headdresses on them. The priesthood is to belong to them by perpetual ordinance, and you are to ordain Aaron and his sons.

You are to anoint them just as you anointed their father so they may serve me as priests. Their anointing is to qualify them to belong to a perpetual priesthood from generation to generation."

Appoint Aaron and his sons so that they are to take responsibility for their priesthood. Any unauthorized person who approaches it is to be put to death."

He brought you near, along with all of your relatives, the descendants of Levi. Are you also seeking the priesthood?

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.

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."

for him and for his descendants after him, too, a covenant of perpetual priesthood, because he was zealous for his God and made atonement for the Israelis."

The descendants of Levi have no allotment among you, since the priesthood of the LORD is their inheritance. Gad, Reuben, and the half-tribe of Manasseh received their inheritance to the east, beyond the Jordan River given to them by Moses the servant of the LORD."

These people searched for their ancestral records, but they couldn't be located. Accordingly, they were considered disqualified from the priesthood.

Remember them, my God, because they have defiled the priesthood and the covenant of the priesthood and the descendants of Levi.

The descendants of Levi who accept the priesthood have a commandment in the Law to collect a tenth from the people, that is, from their own brothers, even though they are also descendants of Abraham.

Now if perfection could have been attained through the Levitical priesthood for on this basis the people received the Law what further need would there be to speak of appointing another kind of priest according to the order of Melchizedek, not one according to the order of Aaron?

When a change in the priesthood takes place, there must also be a change in the Law.

But because Jesus lives forever, he has a permanent priesthood.

you, too, as living stones, are building yourselves up into a spiritual house and a holy priesthood, so that you may offer spiritual sacrifices that are acceptable to God through Jesus, the Messiah.

But you are a chosen people, a royal priesthood, a holy nation, a people to be his very own and to proclaim the wonderful deeds of the one who called you out of darkness into his marvelous light.