four verses from 1 samuel

1 Samuel 14:22 Likewise all the men of Israel  which had themselves in mount Ephraim when they heard the Philistenes field even they also followed hard after them in the battle.

1 Samuel 17:14 And David was the youngest and the three eldest followed Saul.

1 Samuel 17:17 And Jesse said unto David his son Take now for thy brethren  an ephab of ten loaves corn run camp to thy brethren.  

1 Samuel 20:4 Then said Jonathan unto David Whatsovever thy soul desiresth I will even do it for thee.