When all the Israelites who had been hiding in the hill country of Ephraim heard that the Philistines were fleeing, they also joined Saul and Jonathan in the battle.
Jewish Publication Society of America Version (JPS1917) - 1 Samuel 14:22 >Likewise all the men of Israel that had hid themselves in the hill-country of Ephraim, when they heard that the Philistines fled, even they also followed hard after them in the battle.