Here "the mouth" represents the testimony of a witness. This can be translated in active form. AT: "If two or three witnesses speak against the person, then you must execute him" (See: [[rc://en/ta/man/translate/figs-metonymy]] and [[rc://en/ta/man/translate/figs-activepassive]] and [[rc://en/ta/man/translate/translate-numbers]])
Here "the mouth" represents the testimony of a witness. This can be translated in active form. AT: "but if only one person speaks against him, then you must not execute him" (See: [[rc://en/ta/man/translate/figs-metonymy]] and [[rc://en/ta/man/translate/figs-activepassive]])
Here "hand" represents the entire group of witnesses. AT: "The witnesses themselves must be the first ones to throw stones. Then all the people will execute the person by throwing stones at him" (See: [[rc://en/ta/man/translate/figs-synecdoche]])
The nominal adjective "the evil" can be stated as an adjective. AT: "you must remove from among the Israelites this person who does this evil thing" or "you must execute this evil person" (See: [[rc://en/ta/man/translate/figs-nominaladj]])