Hebrews 9:25

Nor has he entered, that he should offer himself often, as the high priest enters the holy places every year with the blood of another:

Hebrews 9:7

But into the second, the high priest alone went, once during the year, not without blood, which he offered for himself, and for the errors of the people:

Hebrews 10:19

Having therefore, brethren, confidence to enter the holiest by the blood of Jesus,

Hebrews 9:12

entered, not by the blood of goats and calves, but by his own blood, once for all, into the most holy, having obtained eternal redemption.

Hebrews 9:14

how much more will the blood of the Christ, who, through the eternal Spirit, offered himself without spot to God, cleanse your conscience from dead works, in order that you may serve the living God?

Hebrews 9:26

for then, he must have suffered often since the foundation of the world. But now once in the end of the ages, he has appeared in order to put away sin by the sacrifice of himself.

Hebrews 10:10

By which will, we are sanctified through the offering of the body of Jesus Christ, once for all time.

Treasury of Scripture Knowledge

Summary

Nor yet that he should offer himself often, as the high priest entereth into the holy place every year with blood of others;

Bible References

Offer

Hebrews 9:7
But into the second, the high priest alone went, once during the year, not without blood, which he offered for himself, and for the errors of the people:
Hebrews 10:10
By which will, we are sanctified through the offering of the body of Jesus Christ, once for all time.

As

Hebrews 9:12
entered, not by the blood of goats and calves, but by his own blood, once for all, into the most holy, having obtained eternal redemption.