double: i.e. manifold.
that which is. Compare note on Proverbs 2:7.
exacteth. Theology. Zophar's mistake. God is no exactor.
Related Commentaries of Job 11:6
Job 11:6
6 And that he would shew thee the secrets of wisdom, that they are double to that which is! Know therefore that God exacteth of thee less than thine iniquity deserveth.