From there they traveled, and encamped on the other side of the Arnon, which is in the wilderness, that comes out of the border of the Amorites: for the Arnon is the border of Moab, between Moab and the Amorites.
TSK
TSK · Jeremiah 48:20
مراجع Treasury of Scripture Knowledge في WEB.
From Aroer, which is on the edge of the valley of the Arnon, and [from] the city that is in the valley, even to Gilead, there was not a city too high for us; Yahweh our God delivered up all before us:
Then they went through the wilderness, and went around the land of Edom, and the land of Moab, and came by the east side of the land of Moab, and they encamped on the other side of the Arnon; but they didn't come within the border of Moab, for the Arnon was the border of Moab.
For the cry has gone around the borders of Moab; its wailing to Eglaim, and its wailing to Beer Elim.
Therefore Moab will wail for Moab. Everyone will wail. You will mourn for the raisin cakes of Kir Hareseth, utterly stricken.