5. "Look up even unto the moon" (Job 15:15). "Stars" here answer to "saints" (angels); the moon" here to "the heavens" there. Even the "stars," the most dazzling object to man's eye, and the angels, of which the stars are emblems (Job 4:18 Re 9:1), are imperfect in His sight. Theirs is the light and purity but of creatures; His of the Creator.
6. (Job 4:19-21 15:16). worm . . . worm--Two distinct Hebrew words. The first, a worm bred in putridity; alluding to man's corruption. The second a crawling worm; implying that man is weak and grovelling.