amasa

from Easton's 1897 Bible Dictionary
Amasa
burden. (1.) The son of Abigail, a sister of king David (1 Chr.
2:17; 2 Sam. 17:25). He was appointed by David to command the
army in room of his cousin Joab (2 Sam. 19:13), who afterwards
treacherously put him to death as a dangerous rival (2 Sam.
20:4-12).

  (2.) A son of Hadlai, and chief of Ephraim (2 Chr. 28:12) in
the reign of Ahaz.
    
from Hitchcock's Bible Names Dictionary (late 1800's)
Amasa, sparing the people
    

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