en_tn/job/15/27.md

This is true

"This" refers to the wicked man running at God from the previous verse.

he has covered his face with his fat and gathered fat on his loins

This wicked man is described as fat and weak, while believing himself to be strong enough to defeat God. Alternate translation: "he is weak with a fat face and fat loins" (See: rc://en/ta/man/translate/figs-irony)