Hebrews 7:24

but He, because He continues for ever, has a priesthood which does not pass to any successor.

Hebrews 7:28

For the Law constitutes men High Priests--men with all their infirmity--but the utterance of the oath, which came later than the Law, constitutes High Priest a Son who has been made for ever perfect.

John 12:34

The crowd answered Him, "We have heard out of the Law that the Christ remains for ever. In what sense do you say that the Son of Man must be lifted up? Who is that Son of Man?"

Romans 6:9

because we know that Christ, having come back to life, is no longer liable to die.

Hebrews 7:8-25

Moreover here frail mortal men receive tithes: there one receives them about whom there is evidence that he is alive.

Hebrews 13:8

Jesus Christ is the same yesterday and to-day--yes, and to the ages to come.

Revelation 1:18

I died; but I am now alive until the Ages of the Ages, and I have the keys of the gates of Death and of Hades!

Treasury of Scripture Knowledge

Summary

But this man, because he continueth ever, hath an unchangeable priesthood.

Bible References

He continueth

Hebrews 7:8
Moreover here frail mortal men receive tithes: there one receives them about whom there is evidence that he is alive.
Hebrews 13:8
Jesus Christ is the same yesterday and to-day--yes, and to the ages to come.
John 12:34
The crowd answered Him, "We have heard out of the Law that the Christ remains for ever. In what sense do you say that the Son of Man must be lifted up? Who is that Son of Man?"
Romans 6:9
because we know that Christ, having come back to life, is no longer liable to die.
Revelation 1:18
I died; but I am now alive until the Ages of the Ages, and I have the keys of the gates of Death and of Hades!