Indeed, it is true that God does not act wickedly, and the Almighty does not pervert justice.
The scope of Elihu's discourse to reconcile Job to his afflictions and to pacify his spirit under them. In order to this he had shown, in the foregoing chapter, that God meant him no hurt in afflicting him, but intended it for his spiritual benefit. In this chapter he shows that he did him no wrong in afflicting him, nor punished him more than he deserved.
Commenting on Job 34:10-15
Who hath given him a charge over the earth?.... Or who hath committed the earth unto him, and made it his care and charge? Is there any above him that has put him into this post and office? Under whose direction and command is he, and to whom is he accountable?
(Job 8:3). In opposition to Job, Job 34:5, will not--cannot.