Hebrews 8:12

8:12 “For I will be merciful toward their evil deeds, and their sins I will remember no longer.”

Hebrews 10:2

10:2 For otherwise would they not have ceased to be offered, since the worshipers would have been purified once for all and so have no further consciousness of sin?

Hebrews 12:27

12:27 Now this phrase “once more” indicates the removal of what is shaken, that is, of created things, so that what is unshaken may remain.