That I am not wicked. — The meaning is rather, that I shall not be found guilty. It is not like the appeal of Peter (John 21:17). See the language borrowed by the Psalmist (Psalms 119:73).
Related Commentaries of Job 10:7
Job 10:7
7 Thou knowest that I am not wicked; and there is none that can deliver out of thine hand.