I am full of pent-up words and the spirit within me urges me on - Job 32:18
Job's three friends felt that God was punishing Job for some hidden sin - he rejected this
Job thought God was treating him unfairly
All four of them had it wrong
Elihu: God repays people according to their deeds. He treats people as they deserve - Job 34:10-11
His knew Job's suffering could not be in vain. Job shouldn't see his affection as God didn't care about him rather as a tool in God's hand to teach Job more