tso.ar is the proper name of a city named as Bela, Lot’s destination, and a point in regional descriptions.

The term functions consistently as a proper place name: it identifies Bela, names the city reached by Lot, and marks a destination or limit within descriptions of surrounding regions.

1. A city named in regional and narrative settings · dominant

   All supplied tokens are tagged Noun · Proper. In Genesis 14:2 the APB renders the clause "the king of Bela (it is Zoar)," identifying the place with Bela; in Genesis 19:23 it renders Lot’s arrival at the city, and in Isaiah 15:5 it places the name within a sequence of locations reached by Moab’s cry.

   Genesis 14:2Genesis 14:8Genesis 19:22Genesis 19:23Genesis 19:30Isaiah 15:5

In the Anselm Project Bible: The APB presents the term as "Zoar" in geographic limits, the identification of Bela, Lot’s travel and residence, and regional place lists. These renderings confirm the verse-level place reference rather than supplying a separate lexical nuance.