This can be stated in active form. AT: "that the man did not find proof that the girl was a virgin" (See: [[rc://en/ta/man/translate/figs-activepassive]])
The abstract nouns "proof" and "virginity" can be translated as verb phrases. AT: "something that proves that the girl has never had sexual relations" (See: [[rc://en/ta/man/translate/figs-abstractnouns]])
The adjective "evil" can be translated as a noun phrase. AT: "you must remove from among the Israelites the person who does this evil thing" or "you must execute this evil person" (See: [[rc://en/ta/man/translate/figs-nominaladj]])