Shared ground
Elihu’s first correction is straightforward: Job is “not right” in this particular complaint, and Elihu’s stated reason is the gap between God and humans—“God is greater than man” (v.12). Elihu then challenges Job’s decision to keep pressing a case against God, because Job’s argument assumes God must provide an explanation for what he does (v.13). That assumption is rejected.
This passage is not giving a full theory of suffering. It is addressing the posture of treating God like an equal party who can be summoned to explain himself.
Where interpretation differs (only where needed)
1) What “in this” refers to. Some take Elihu to be correcting Job’s general claims of innocence. Others read “in this” more narrowly: Elihu is responding to the specific charge that God has treated Job like an enemy and is acting unfairly toward him (as summarized just before in 33:8–11). The text itself signals a limited target (“in this”), but it does not restate the full claim in vv.12–13.
2) How strong “not just” is. Some hear “not just” as “you are morally unjust,” a broad condemnation of Job’s character. Others hear it as “you’re not in the right on this point,” a narrower evaluation of Job’s argument. The immediate wording (“in this”) pushes toward a focused correction rather than a full moral verdict.
3) How far “any of his matters” extends. Some read v.13 as an absolute: God never gives reasons for anything he does. Others read it as a denial of obligation: God is not accountable to humans and does not have to give a full explanation on demand, even if he may choose to disclose reasons at times.
Why the disagreement exists
The disputed points come from brief phrases that can be read broadly or narrowly (“in this,” “not just,” “any of his matters”), and from the fact that Elihu is responding to earlier words rather than re-quoting them in detail here. The rhetoric is also sharp, which can sound like either a limited correction or a sweeping rebuke.
What this passage clearly contributes
Explicitly, Elihu argues that human beings are not positioned to put God on trial or demand a comprehensive report of God’s actions (vv.12–13). Theological inference from that claim is that divine greatness entails an asymmetry in accountability: God is not answerable to human complaint in the way one human might be to another. The text does not explicitly say God is arbitrary or unconcerned; it says God is not obligated to explain “any of his matters” to Job on Job’s terms.