After this the Moabites and Ammonites, and with them some of the Meunites, came against Jehoshaphat for battle.
We left Jehoshaphat, in the foregoing chapter, well employed in reforming his kingdom and providing for the due administration of justice and support of religion in it, and expected nothing but to hear of the peace and prosperity of his reign; but here we have him in distress, which distress, however, was followed by such a glorious deliverance as was an abundant recompence for his piety.
Commenting on 2 Chronicles 20:1-13
It came to pass after this also,.... After Jehoshaphat's return from Ramothgilead, and putting the civil and religious affairs of his people on a better footing, when he might have expected much peace and prosperity: that the children of Moab, and the children of Ammon; both the descendants of Lot, see Psa 83:8, and with them other besides the Ammonites; a great company of Arabians...
It came to pass after this also, [that] the children of Moab, and the children of Ammon, and with them [other] beside the Ammonites, came against Jehoshaphat to battle. (a) That is, who copied the Ammonites in language and apparel. The Hebrews thought that they were the Amalekites, but as it appeared by they were the Idumeans of mount Seir.