Dibon — Dibon, Aroer, and Ataroh were built by the children of Gad. It should seem the Moabites were not come into the possession of them. In thirst — It was a place well watered, but God threatens she should be in thirst, that is, driven into some dry, barren countries. The spoiler — The king of Babylon.
Related Commentaries of Jeremiah 48:18
Jeremiah 48:18
18 Thou daughter that dost inhabit Dibon, come down from thy glory, and sit in thirst; for the spoiler of Moab shall come upon thee, and he shall destroy thy strong holds.