KJV: And the Philistines followed hard after Saul, and after his sons; and the Philistines slew Jonathan, and Abinadab, and Malchishua, the sons of Saul.
NASB: The Philistines closely pursued Saul and his sons, and the Philistines struck down Jonathan, Abinadab and Malchi-shua, the sons of Saul.