Unknown Author
Job 20:21ESV·author unknown

There was nothing left after he had eaten; therefore his prosperity will not endure.

Matthew Henry Presbyterian @wholebiblehenry

The instances here given of the miserable condition of the wicked man in this world are expressed with great fulness and fluency of language, and the same thing returned to again and repeated in other words. Let us therefore reduce the particulars to their proper heads, and observe, I. What his wickedness is for which he is punished. 1.

Commenting on Job 20:10-22

John Gill Reformed Baptist @doctorgill

There shall none of his meat be left,.... Not in his belly, all shall be cast up; none of his substance left for himself or others; none of his riches for his children or heirs, all being consumed: or this may respect either the profuseness or niggardliness of his living, that he should live in great luxury himself, but take no care of the poor...

Jamieson-Fausset-Brown Reformed @jfbcommentary

look for--rather, "because his goods," that is, prosperity shall have no endurance.