Commentaries
21:28-32 The diviners of the Ammonites made false prophecies of victory. They would never recover their power, but in time would be wholly forgotten. Let us be thankful to be employed as instruments of mercy; let us use our understandings in doing good; and let us stand aloof from men who are only skilful to destroy.
31. blow against thee in, &c.—rather, "blow upon thee with the fire," &c. Image from smelting metals (Eze 22:20, 21).
brutish—ferocious.
skilful to destroy—literally, "artificers of destruction"; alluding to Isa 54:16.