“And the Lord said, “Arise, anoint him, for this is he.” 13 Then Samuel took the horn of oil and anointed him in the midst of his brothers. And the Spirit of the Lord rushed upon David from that day forward.”  1 Samuel 12:12-13  He was just a boy. The youngest, a mere 24/7 shepherd of a little flock in backwater, blue-collar Bethlehem. David brought nothing to…