Works - Possibly the products of labor. The versions render fortifications.

Chemosh - As the national god of Moab ([Reference N…

Chemosh shall go forth into captivity. —The name appears as that of the national deity of Moab in Numbers 21:29, as worshipped also by the…

Jeremiah assigns here the reason why God would take vengeance on the Moabites; however, we will later see other reasons why God had been so displea…

For because you have trusted in your works
The strong works and fortifications they had made about their cities, and…