John Gills Exposition of the Bible Commentary - Job 9:29
If I be wicked, why then labour I in vain? If he was that wicked person, that hypocrite, Bildad and his other friends took him to be, it was in vain for him to make his supplications to God, as they advised him; so Gersom gives the sense of the words; since God hears not sinners, such as live in sin, regard iniquity in their hearts, and practise it in their lives, at least secretly, as it was suggested Job did; if he was such an one, it must be all lost labour to pray to God to show favour... read more
Matthew Henry's Complete Commentary - Job 9:25-35
Job here grows more and more querulous, and does not conclude this chapter with such reverent expressions of God's wisdom and justice as he began with. Those that indulge a complaining humour know not to what indecencies, nay, to what impieties, it will hurry them. The beginning of that strife with God is as the letting forth of water; therefore leave it off before it be meddled with. When we are in trouble we are allowed to complain to God, as the Psalmist often, but must by no means complain... read more