XX (the grace of God ). A distinguished warrior in the time of King David, who performed a memorable exploit against the Philistines. ( 2 Samuel 21:19 ; 1 Chronicles 20:5 ) (B.C. about 1020.) One of "the thirty" of Davids guard, and named first on the list. ( 2 Samuel 23:24 ; 1 Chronicles 11:26 )