Hebrews 5:3
and is therefore bound to offer sacrifices for sins, not only for the People, but equally so for himself.
Hebrews 5:1
Every High Priest, taken from among men, is appointed as a representative of his fellow-men in their relations with God, to offer both gifts and sacrifices in expiation of sins.
Hebrews 9:7
but into the inner only the High Priest goes, and that but once a year, and never without taking the blood of a victim, which he offers on his own behalf, and on behalf of the errors of the People.
Hebrews 7:27-28
one who has no need to offer sacrifices daily as those High Priests have, first for their own sins, and then for those of the People. For this he did once and for all, when he offered himself as the sacrifice.