Numbers 21:15

15 The rocks of the torrents were bowed down that they might rest in Ar, and lie down in the borders of the Moabites.

Numbers 21:15 Meaning and Commentary

Numbers 21:15

And at the stream of the brooks that goeth down to the
dwelling of Ar
All that part of the country which lay upon the stream, as far as the city of Ar, the metropolis of Moab, called Ar of Moab, ( Isaiah 15:1 ) ,

and lieth upon the border of Moab;
as that city did; so far goes the quotation out of the aforesaid book, as a proof of what was taken by the Amorites from the Moabites, and were not in their possession when Israel were upon their borders; and therefore, in taking them from the Amorites, did no wrong to Moab.

Numbers 21:15 In-Context

13 Which they left and encamped over against Arnon, which is in the desert and standeth out on the borders of the Amorrhite. For Arnon is the border of Moab, dividing the Moabites and the Amorrhites.

14 Wherefore it is said in the book of the wars of the Lord: As he did in the Red Sea, so will he do in the streams of Arnon.

15 The rocks of the torrents were bowed down that they might rest in Ar, and lie down in the borders of the Moabites.

16 When they went from that place, the well appeared whereof the Lord said to Moses: Gather the people together, and I will give them water.

17 Then Israel sung this song: Let the well spring up. They sung thereto: