Genesis 14:18-20
Then Melchizedek king of Salem brought out bread and wine—since he was priest of God Most High— / and he blessed Abram and said: “Blessed be Abram by God Most High, Creator of heaven and earth, / and blessed be God Most High, who has delivered your enemies into your hand.” Then Abram gave Melchizedek a tenth of everything.

Psalm 110:4
The LORD has sworn and will not change His mind: “You are a priest forever in the order of Melchizedek.”

Genesis 14:17
After Abram returned from defeating Chedorlaomer and the kings allied with him, the king of Sodom went out to meet him in the Valley of Shaveh (that is, the King’s Valley).

Genesis 14:21-24
The king of Sodom said to Abram, “Give me the people, but take the goods for yourself.” / But Abram replied to the king of Sodom, “I have raised my hand to the LORD God Most High, Creator of heaven and earth, / that I will not accept even a thread, or a strap of a sandal, or anything that belongs to you, lest you should say, ‘I have made Abram rich.’ ...

Hebrews 5:6
And in another passage God says: “You are a priest forever in the order of Melchizedek.”

Hebrews 6:20
where Jesus our forerunner has entered on our behalf. He has become a high priest forever in the order of Melchizedek.

Hebrews 7:1-3
This Melchizedek was king of Salem and priest of God Most High. He met Abraham returning from the slaughter of the kings and blessed him, / and Abraham apportioned to him a tenth of everything. First, his name means “king of righteousness.” Then also, “king of Salem” means “king of peace.” / Without father or mother or genealogy, without beginning of days or end of life, like the Son of God, he remains a priest for all time.

Hebrews 7:4-6
Consider how great Melchizedek was: Even the patriarch Abraham gave him a tenth of the plunder. / Now the law commands the sons of Levi who become priests to collect a tenth from the people—that is, from their brothers—though they too are descended from Abraham. / But Melchizedek, who did not trace his descent from Levi, collected a tenth from Abraham and blessed him who had the promises.

Hebrews 7:11
Now if perfection could have been attained through the Levitical priesthood (for on this basis the people received the law), why was there still need for another priest to appear—one in the order of Melchizedek and not in the order of Aaron?

Hebrews 7:15-17
And this point is even more clear if another priest like Melchizedek appears, / one who has become a priest not by a law of succession, but by the power of an indestructible life. / For it is testified: “You are a priest forever in the order of Melchizedek.”

Hebrews 7:21
but Jesus became a priest with an oath by the One who said to Him: “The Lord has sworn and will not change His mind: ‘You are a priest forever.’”

Hebrews 7:24-25
But because Jesus lives forever, He has a permanent priesthood. / Therefore He is able to save completely those who draw near to God through Him, since He always lives to intercede for them.

Hebrews 7:28
For the law appoints as high priests men who are weak; but the oath, which came after the law, appointed the Son, who has been made perfect forever.

Hebrews 8:1-2
The point of what we are saying is this: We do have such a high priest, who sat down at the right hand of the throne of the Majesty in heaven, / and who ministers in the sanctuary and true tabernacle set up by the Lord, not by man.

Hebrews 9:11-12
But when Christ came as high priest of the good things that have come, He went through the greater and more perfect tabernacle that is not made by hands and is not a part of this creation. / He did not enter by the blood of goats and calves, but He entered the Most Holy Place once for all by His own blood, thus securing eternal redemption.