because he has covered his face with his fat and gathered fat upon his waist
Eliphaz, having reproved Job for his answers, here comes to maintain his own thesis, upon which he built his censure of Job. His opinion is that those who are wicked are certainly miserable, whence he would infer that those who are miserable are certainly wicked, and that therefore Job was so. Observe, I.
Commenting on Job 15:17-35
And he dwelleth in desolate cities,.... This is either a continuation of the account of the wicked man's prosperity, which makes him haughty; such is his might and power, that he destroys cities and palaces, built and enjoyed by others, and then out of the ruins of them builds greater cities and more noble palaces, to perpetuate his name to posterity; which sense agrees with...
The well-nourished body of the rebel is the sign of his prosperity. collops--masses of fat. He pampers and fattens himself with sensual indulgences; hence his rebellion against God (Deu 32:15; Sa1 2:29).