NET
33 But Saul replied to David, “You aren’t able to go against this Philistine and fight him. You’re just a boy! He has been a warrior from his youth.”
Darby
33 And Saul said to David, Thou art not able to go against this Philistine to fight with him; for thou art but a youth, and he a man of war from his youth.
KJV
33 And Saul said to David, Thou art not able to go against this Philistine to fight with him: for thou [art but] a youth, and he a man of war from his youth.