Hebrews 5:3
and, on account of it, he ought, as for the people, so also for himself, to make offering for sins.
Hebrews 5:1
For every high priest, taken from among men, is appointed in behalf of men in the things pertaining to God, that he may offer both gifts and sacrifices for sins;
Hebrews 9:7
but into the second, the high priest alone, once a year, not without blood, which he offers for himself and for the ignorances of the people;
Hebrews 7:27-28
Who hath no necessity daily, as the high priests, to offer up sacrifices, first for his own sins, and then for those of the people (for this He did once for all, when He offered up Himself);