en_tn/lev/14/07.md

the person who is to be cleansed

This can be translated in active form. Alternate translation: "the person he is cleansing" (See: rc://en/ta/man/jit/figs-activepassive)

the priest will pronounce him to be clean

The person whom other people may touch and who is acceptable for God's purposes is spoken of as if he were physically clean. (See: rc://en/ta/man/jit/figs-metaphor)