Eliab his eldest brother heard when he spoke to the men; and Eliab's anger was kindled against David, and he said, Why are you come down? and with whom have you left those few sheep in the wilderness? I know your pride, and the naughtiness of your heart; for you have come down that you might see the battle.
you're just a youth and he's been a man of war from his youth ( 1 Samuel 17:33 ).