Shomer

Easton's Dictionary

Watchman. (1.) The mother of Jehozabad, who murdered Joash (2 Kings 12:21); called also Shimrith, a Moabitess (2 Chr. 24:26).

(2.) A man of Asher (1 Chr. 7:32); called also Shamer (34).

Smith's Dictionary

(keeper).

An Asherite, (1 Chronicles 7:32) also called Shamer. ver. (1 Chronicles 7:34) The father (mother ?) of Jehozabad who slew King Joash. (2 Kings 12:21) In the parallel passage in (2 Chronicles 24:26) the name is converted into the feminine form Shimrith, who is further described as a Moabitess. [Shimrith] (B.C. 839.)

International Standard Bible Encyclopedia

sho'-mer (shomer):

(1) The father of one of the conspirators who killed Joash (2Ki 12:21).

(2) One of the sons of Heber of the tribe of Asher (1Ch 7:32).