Hebrews 1:12

1:12 and like a robe you will fold them up

and like a garment they will be changed,

but you are the same and your years will never run out.

Hebrews 5:5

5:5 So also Christ did not glorify himself in becoming high priest, but the one who glorified him was God, who said to him, “You are my Son! Today I have fathered you,”

Hebrews 7:21

7:21 but Jesus did so with a sworn affirmation by the one who said to him, “The Lord has sworn and will not change his mind,You are a priest forever’”