They are smashed to pieces from dawn to dusk; unnoticed, they perish forever.
Eliphaz, having undertaken to convince Job of the sin and folly of his discontent and impatience, here vouches a vision he had been favoured with, which he relates to Job for his conviction. What comes immediately from God all men will pay a particular deference to, and Job, no doubt, as much as any.
Commenting on Job 4:12-21
Doth not their excellency which is in them go away?.... Either the soul which is in them, and is the most excellent part of them; this, though it dies not, yet it goes away and departs from the body at death; and so do all the powers and faculties of it, the thoughts, the affections, the mind, and memory, yea, all the endowments of the...
from morning to evening--unceasingly; or, better, between the morning and evening of one short day (so Exo 18:14; Isa 38:12). They are destroyed--better, "they would be destroyed," if God withdrew His loving protection. Therefore man must not think to be holy before God, but to draw holiness and all things else from God (Job 4:17).