Hebrews 9:7

9:7 But only the high priest enters once a year into the inner tent, and not without blood that he offers for himself and for the sins of the people committed in ignorance.

Hebrews 9:22-23

9:22 Indeed according to the law almost everything was purified with blood, and without the shedding of blood there is no forgiveness. 9:23 So it was necessary for the sketches of the things in heaven to be purified with these sacrifices, but the heavenly things themselves required better sacrifices than these.

Hebrews 9:25

9:25 And he did not enter to offer himself again and again, the way the high priest enters the sanctuary year after year with blood that is not his own,