'Priest Forever' in the Bible

The Lord has sworn and will not change His mind,“You are a priest foreverAccording to the order of Melchizedek.”

just as He says also in another passage,“You are a priest foreverAccording to the order of Melchizedek.”

where Jesus has entered as a forerunner for us, having become a high priest forever according to the order of Melchizedek.

For it is attested of Him,“You are a priest foreverAccording to the order of Melchizedek.”

(for they indeed became priests without an oath, but He with an oath through the One who said to Him,“The Lord has swornAnd will not change His mind,‘You are a priest forever’”);