“Can papyrus grow where there is no marsh? Can reeds flourish where there is no water?
Bildad here discourses very well on the sad catastrophe of hypocrites and evil-doers and the fatal period of all their hopes and joys. He will not be so bold as to say with Eliphaz that none that were righteous were ever cut off thus (Job 4:7); yet he takes it for granted that God, in the course of his providence, does ordinarily bring wicked men...
Commenting on Job 8:8-19
Whilst it is yet in its greenness,.... Before it is come to its full height, or to a proper ripeness; when as yet it has not flowered, or is about it; before the time usual for it to turn and change; it being without moisture, water, or watery clay, will change: and not cut down; by the scythe, or cropped by the hand of man...
rush--rather, "paper-reed": The papyrus of Egypt, which was used to make garments, shoes, baskets, boats, and paper (a word derived from it). It and the flag, or bulrush, grow only in marshy places (such as are along the Nile). So the godless thrives only in external prosperity; there is in the hypocrite no inward stability; his prosperity is like the rapid growth of water plants.