kun is used as the proper name of a city from which David took bronze.

The attested use identifies Kun as a city associated with Hadadezer, from which David took bronze in 1 Chronicles 18:8.

1. A city named as a source of bronze · dominant

   The form כּוּן֙ is tagged as a proper noun in 1 Chronicles 18:8 and occurs after “from,” alongside another city. In 1 Chronicles 18:8 the APB renders the clause “from Cun, the cities of Hadadezer, David took very much bronze,” presenting it as a place name.

   1 Chronicles 18:8

In the Anselm Project Bible: In 1 Chronicles 18:8, the APB presents Cun as a city in the phrase “from Cun,” from which David took bronze.