shar.e.tser is a proper name appearing for a son who strikes a king and in the name Bethel-Sharezer.

The term is used as a proper name: in 2 Kings 19:37 and Isaiah 37:38 it names one of the sons who strike their father, while in Zechariah 7:2 it occurs in the designation Bethel-Sharezer, sent to entreat the LORD.

1. Proper name in narrative and a designation · dominant

   The proper-noun forms in 2 Kings 19:37 and Isaiah 37:38 identify Sharezer alongside Adrammelech as a son who strikes his father with the sword; the APB renders the name "Sharezer." In Zechariah 7:2, the form occurs in Bethel-Sharezer, who is sent with Regem-melech and his men to entreat the LORD.

   2 Kings 19:37Isaiah 37:38Zechariah 7:2

In the Anselm Project Bible: The APB presents the term as "Sharezer" in 2 Kings 19:37 and Isaiah 37:38, and as part of "Bethel-Sharezer" in Zechariah 7:2. These are verse-level renderings rather than definitions.