Thomas Aquinas

He now shows how God will blame them saying, "He will rouse himself immediately and he will throw you into confusion," as if to say: Merely because you are not suffering adversity, dispute about the justice of God with a tranquil mind. But if tribulation comes upon you (which he calls God rousing himself because in Scripture punishment is called the anger of God) your minds will be thrown into confusion, especially because it is not solidly grounded in the truth. …

Commentary on Job ↗