'Cities of the Plain' in the Bible

Abram lived in the land of Canaan, and Lot lived in the cities of the plain, and moved his tent as far as Sodom.

It happened, when God destroyed the cities of the plain, that God remembered Abraham, and sent Lot out of the middle of the overthrow, when he overthrew the cities in which Lot lived.

all the cities of the plain, and all Gilead, and all Bashan, to Salecah and Edrei, cities of the kingdom of Og in Bashan.

all the cities of the plain, and all the kingdom of Sihon king of the Amorites, who reigned in Heshbon, whom Moses struck with the chiefs of Midian, Evi, Rekem, Zur, Hur, and Reba, the princes of Sihon, who lived in the land.