Job 20:5

“That the triumphing of the wicked [is] short, etc.] Their outward prosperity and felicity, of which they make their boast, and in which they glory and triumph for a while; at first Job’s friends set out with this notion, that the wicked never flourished and prospered, but it always went ill with them in Providence; but being beat out of that, they own they may be for a small time in flourishing and prosperous circumstances, but it is but for a small time; which may be true in many instances, but it is not invariable and without exception the case: the sense is, it is but a little while that they are in so much mirth and jollity, and triumph over their neighbours, as being in more…”

“the hypocrite--literally, "the ungodly" (Psa 37:35-36).”

“That the triumphing - The word “triumphing” here (רננה renânâh),” shouting, rejoicing” - such a shouting as people make after a victory, or such as occurred at the close of harvesting. Here it means that the occasion which the wicked had for rejoicing would be brief. It would be but for a moment, and he then would be overwhelmed with calamity or cut off by death. Short - Margin, as in Hebrew “from near.” That is, it would be soon over. And the joy of the hypocrite but for a moment? - This probably means, as used by Zophar, that the happiness of a hypocrite would be brief - referring to the happiness arising from the possession of health, life, property, friends, reputation. Soon God would…”

“the triumphing: Job 5:3, Job 15:29-34, Job 18:5, Job 18:6, Job 27:13-23; Exo 15:9, Exo 15:10; Jdg 16:21-30; Est 5:11, Est 5:12, Est 7:10; Psa 37:35, Psa 37:36, Psa 73:18-20; Act 12:22, Act 12:23 short: Heb. from near the joy: Job 8:19, Job 27:8; Mat 7:21, Mat 13:20, Mat 13:21; Gal 6:4; Jam 4:16 Job 20:6”