Easton's Bible Dictionary (1897)
Made by God, one of David’s body-guard, the son of Abner (1 Chr. 27:21), called Jasiel in 1 Chr. 11:47.
Smith's Bible Dictionary (1863)
(whom God comforts), son of the great Abner.
Hastings' Dictionary of the Bible (1898) & Schaff's Bible Dictionary
JAA'SIEL (whom God has made), the son of Abner, and chief of the tribe of Benjamin. 1 Chr 27:21.
Hitchcock's Bible Names (1869)
God's work