bet nim.rah is used as a proper place-name in a list of fortified cities and a valley boundary description.

The term is attested as a proper place-name: it occurs among fortified cities in Numbers 32:36 and among places in a valley and boundary description in Joshua 13:27.

1. Place-name in settlement and boundary lists · dominant

   Both occurrences are tagged Noun · Proper. In Numbers 32:36 the form occurs in a list described by the APB as “fortified cities and sheepfolds”; in Joshua 13:27 the APB renders it within a valley list and the boundary of the remainder of Sihon’s kingdom.

   Numbers 32:36Joshua 13:27

In the Anselm Project Bible: The APB presents the term as “Beth-nimrah” in both verses, once in a list of fortified cities and once in a valley and boundary description. It confirms the place-list context rather than isolating further nuance.