na.chash is a personal name borne by figures in accounts involving Ammon, Jabesh-gilead, David, and family descent.

The supplied verses use the term as a proper personal name: it identifies the leader who encamps against Jabesh-gilead, an Ammonite king and father of Hanun, a father named in Amasa’s family line, and Shobi’s father.

1. Personal name in narrative and genealogy · dominant

   The form is tagged Noun · Proper in every supplied occurrence. In 1 Samuel 11:1 the APB renders a figure named “Nahash” as encamping against Jabesh-gilead and receiving the men’s request for a covenant; in 1 Chronicles 19:1 and 1 Chronicles 19:2 it names the deceased king whose son Hanun succeeds him. In 2 Samuel 17:25 and 2 Samuel 17:27, the same proper-name use occurs in statements of parentage for Abigail and Shobi.

   1 Samuel 11:11 Samuel 11:21 Samuel 12:121 Chronicles 19:11 Chronicles 19:22 Samuel 17:25

In the Anselm Project Bible: The APB consistently presents the proper name as “Nahash,” including in accounts of conflict, kingship and succession, and family relationships. Its wording confirms the named-person context rather than supplying a separate lexical rendering.