Hebrews 7:23 KJV
And they truly were many priests, because they were not suffered to continue by reason of death:
Hebrews 7:23, King James Version
In context
22 By so much was Jesus made a surety of a better testament.
23 And they truly were many priests, because they were not suffered to continue by reason of death:
24 But this man, because he continueth ever, hath an unchangeable priesthood.