Hebrews 7:15

And it is still more clear, if another priest according to the likeness of Melchizedek arises,

Psalm 110:4

Yahweh has sworn and he will not change [his mind], "You [are] a priest forever according to the manner of Melchizedek."

Hebrews 7:3

without father, without mother, without genealogy, having neither beginning of days nor end of life, but resembling the Son of God--he remains a priest for all time.

Hebrews 7:11

Thus if perfection was through the Levitical priesthood, for on the basis of it the people received the law, what further need [is there] for another priest to arise according to the order of Melchizedek and not said to be according to the order of Aaron?

Hebrews 7:17-21

For it is testified, "You [are] a priest {forever} according to the order of Melchizedek."

Treasury of Scripture Knowledge

Summary

And it is yet far more evident: for that after the similitude of Melchisedec there ariseth another priest,

General references

Bible References

After

Hebrews 7:3
without father, without mother, without genealogy, having neither beginning of days nor end of life, but resembling the Son of God--he remains a priest for all time.
Psalm 110:4
Yahweh has sworn and he will not change [his mind], "You [are] a priest forever according to the manner of Melchizedek."

General references

Hebrews 7:17
For it is testified, "You [are] a priest {forever} according to the order of Melchizedek."