Hebrews 7:21-23

BRG Bible

²¹ (For those priests were made without an oath; but this with an oath by him that said unto him, The Lord sware and will not repent, Thou art a priest for ever after the order of Melchisedec:)^(A)

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: