Neither is there any mediator between us, that might lay his hand upon us both.
All Commentaries on Job 9:33 Go To Job 9
This is what he means, if he who punishes were a man, his punishment would not have entirely condemned the one in affliction. I could have been judged before him and proved that he too is unjust. But since you are God, that is impossible. It is sufficient to be punished and to suffer the greatest condemnation.