en_tn/lev/04/12.md

The skin ... the parts of the bull—he will carry all these parts outside

The statement "he will carry all these parts outside" can be placed at the beginning of the sentence that begins with the words "The skin of the bull" in verse 11. "The priest will carry outside the skin of the bull ... the parts of the bull"

a place that they have cleansed for me

A place being ritually pure and suitable to use for serving God is spoken of as if it were physically clean. (See: rc://en/ta/man/translate/figs-metaphor)

they have cleansed for me

Here "they" refers to the priests, and "me" refers to Yahweh.