en_tn_lite_do_not_use/heb/09/23.md

the copies of the things in heaven should be cleansed with these animal sacrifices

This can be stated in active form. Alternate translation: "the priests should use these animal sacrifices to cleanse what are copies of things that are in heaven" (See: rc://en/ta/man/translate/figs-activepassive and rc://en/ta/man/translate/figs-explicit)

the heavenly things themselves had to be cleansed with much better sacrifices

That is, better than the sacrifices used to cleanse the earthly copies. This can be stated in active form. Alternate translation: "as for the heavenly things themselves, God had to cleanse them with much better sacrifices" (See: rc://en/ta/man/translate/figs-activepassive)