Saul had smitten, i.e. Jonathan by Saul's direction and encouragement. The actions of an army are commonly ascribed to their general. Gilgal; the place before appointed b Samuel, 1 Samuel 10:8.
Related Commentaries of 1 Samuel 13:4
1 Samuel 13:4
4 And all Israel heard say that Saul had smitten a garrison of the Philistines, and that Israel also was had in abomination with the Philistines. And the people were called together after Saul to Gilgal.