Their seed is established in their sight. — Not only are they mighty in power themselves, but they leave their power to their children after them (comp. Psalms 17:14). This contradicts what Eliphaz had said (Job 15:34), what Bildad had said (Job 18:19), and what Zophar had said (Job 20:10).
Related Commentaries of Job 21:8
Job 21:8
8 Their seed is established in their sight with them, and their offspring before their eyes.