1 Samuel 17:9-11 NIV

9 If he is able to fight and kill me, we will become your subjects; but if I overcome him and kill him, you will become our subjects and serve us."
10 Then the Philistine said, "This day I defy1 the ranks of Israel! Give me a man and let us fight each other.2"

References for 1 Samuel 17:10

      11 On hearing the Philistine's words, Saul and all the Israelites were dismayed and terrified.