Concise Bible Dictionary:
One of those who killed Joash, or Jehoash, king of Judah (2 Kings 12:21). He is called ZABAD in 2 Chronicles 24:26.
Potts’ Bible Proper Names:
Remembered; he has given; Jehovah remembers:―son of Shimeath, 2 Kings 12:21. {Recordatus; donavit}