Who knoweth not in all these that the hand of the LORD hath wrought this?
Job's friends all of them went upon this principle, that wicked people cannot prosper long in this world, but some remarkable judgment or other will suddenly light on them: Zophar had concluded with it, that the eyes of the wicked shall fail, Job 11:20.
Commenting on Job 12:6-11
In whose hand is the soul of every living thing,.... Of every animal, of every brute creature, as distinct from man, in the next clause: the life of everyone of them is from him, and it is continued by him as long as he pleases, nor can it be taken away without his leave; two sparrows, which are not worth more than a farthing, not...
In all these cases, says Job, the agency must be referred to Jehovah, though they may seem to man to imply imperfection (Job 12:6; Job 9:24). This is the only undisputed passage of the poetical part in which the name "Jehovah" occurs; in the historical parts it occurs frequently.