Therefore, behold, the days are coming, declares the LORD, when I will sound the battle cry against Rabbah of the Ammonites. It will become a heap of ruins, and its villages will be burned. Then Israel will drive out their dispossessors, says the LORD.
God testifies here plainly that he would not suffer the Ammonites for ever to enjoy their unjust plunder. He says that the days would come, in order to sustain with hope the minds of his children: for the Prophet announced his prediction at a time when the Ammonites were in a state of security; and then, some years elapsed while that people enjoyed their spoils.
The Ammonites were next, both in kindred and neighbourhood, to the Moabites, and therefore are next set to the bar. Their country joined to that of the two tribes and a half, on the other side Jordan, and was but a bad neighbour; however, being a neighbour, they shall have a share in these circular predictions. 1.
Commenting on Jeremiah 49:1-6
Therefore, behold, the days come, saith the Lord,.... Or, "are coming" (y); as they did, in a very little time after this prophecy: that I will cause an alarm of war to be heard in Rabbah of the Ammonites; the metropolis of the Ammonites; it was their royal city in the times of David, Kg1 11:1; called by Polybius (z) Rabbahamana; and by Ptolemy (a)...