Job 32:5

When Elihu saw that [there was] no answer in the mouth of [these] three men, then his wrath was kindled.

Ver. 5. When Elihu saw that there was no answer] And therefore Job looked upon himself as one that had won the day. St Austin professeth this was it that heartened him, and made him to triumph in his former Manichecism, that he met with feeble opponents, and such as his nimble wit was easily able to overturn. And when Carolostadius opposed Luther's consubstantiation but weakly and insufficiently, Zuinglius said he was sorry that so good a cause, non satis humerorum haberet, lacked shoulders.

then his wrath was kindled] viz. From their coldness, like as Nehemiah 3:20. Baruch repaired earnestly (se accendit, he burst out into heat, angry with his own and others' sloth); so Elihu here, when he saw that Job's eloquence triumphed over their wisdom, and that their silence was a loud acknowledgment of their defeat, he grew more angry than before; and, transported with zeal, be saith to them very briskly,