The Lord, himself, is become the high priest.
Acts 23:4-5 “Then said Paul, I wist not, brethren, that he was the high priest. . . .”
[Paul definitely does not consider that this imposter is “the high priest” at all.]
Hebrews 2:17 “Wherefore in all things it behoved him to be made like unto his brethren, that he might be a merciful and faithful high priest in things pertaining to God. . . .”
3:1 “Wherefore . . . consider the Apostle and High Priest of our profession, Christ Jesus. . . .”
4:14 “Seeing then that we have a great high priest, that is passed into the heavens, Jesus the Son of God, let us hold fast our profession.”
5:5 “So also Christ glorified not himself to be made an high priest; but he that said unto him, Thou art my Son, to day have I begotten thee.”
[In other words, the Lord did not take this authority to himself, but it was given to him of his Father.]
v. 10 “Called of God an high priest after the order of Melchisedec.”
6:20 “. . . Jesus, made an high priest for ever after the order of Melchisedec.
7:26 “For such an high priest became us, who is holy, harmless, undefiled, separate from sinners, and made higher than the heavens. . . .”
v. 28 “For the law maketh men high priests which have infirmity; but the word of the oath, which was since the law, maketh the Son, who is consecrated for evermore.”
8:1 “Now of the things which we have spoken this is the sum: We have such an high priest, who is set on the right hand of the throne of the Majesty in the heavens. . . .”
9:11 “But Christ being come an high priest of good things to come, by a greater and more perfect tabernacle, not made with hands, that is to say, not of this building. . . .”
10:21-25 “And having an high priest over the house of God. . . . Let us hold fast the profession of our faith without wavering. . . .”