He lieth under the shady trees, in the covert of the reed, and fens.
God, for the further proving of his own power and disproving of Job's pretensions, concludes his discourse with the description of two vast and mighty animals, far exceeding man in bulk and strength, one he calls behemoth, the other leviathan. In these verses we have the former described.
Commenting on Job 40:15-24
The shady trees cover him with their shadow,.... Under which it lies, as in Job 40:21; which is thought not so well to agree with the elephant, since, according to Aelianus (h) and other writers, it lies not down, at least but rarely, but sleeps standing; it being very troublesome to it to lie down and rise up again; and besides it is represented by...
lieth--He leads an inactive life. shady trees--rather, "lotus bushes"; as Job 40:22 requires.