|Easton's Bible Dictionary|
(1.) The mother of Jehozabad, who murdered Joash (2 Kings 12:21); called also Shimrith, a Moabitess (2 Chronicles 24:26).
(2.) A man of Asher (1 Chronicles 7:32); called also Shamer (34).
Int. Standard Bible Encyclopedia
(1) The father of one of the conspirators who killed Joash (2 Kings 12:21).
(2) One of the sons of Heber of the tribe of Asher (1 Chronicles 7:32).
Shomer (3 Occurrences)
2 Kings 12:21 For Jozacar the son of Shimeath, and Jehozabad the son of Shomer, his servants, struck him, and he died; and they buried him with his fathers in the city of David: and Amaziah his son reigned in his place. (WEB KJV JPS ASV BBE DBY WBS NAS RSV NIV)
1 Chronicles 7:32 Heber became the father of Japhlet, and Shomer, and Hotham, and Shua their sister. (WEB KJV JPS ASV BBE DBY WBS YLT NAS RSV NIV)
1 Chronicles 7:34 And the sons of Shomer: Ahi and Rohgah, Jehubbah and Aram. (BBE NIV)