Numbers 21:25-27

²⁵So Israel took all his cities, and dwelt in the cities of the Amorrhite, to wit, in Hesebon, and in the villages thereof.

²⁶Hesebon was the city of Sehon the king of the Amorrhites, who fought against the king of Moab: and took all the land, that had been of his dominions, as far as the Arnon.

²⁷Therefore it is said in the proverb: Come into Hesebon, let the city of Sehon be built and set up: