2 Kings 6:14-16 (NIV)
Then he sent horses and chariots and a strong force there. They went by night and surrounded the city.When the servant of the man of God got up and went out early the next morning, an army with horses and chariots had surrounded the city. “Oh no, my lord! What shall we do?” the servant asked. “Don’t be afraid,” the prophet answered. “Those who are with us are more than those who are with them.”

2 Kings 6:17 (NIV)
And Elisha prayed, “Open his eyes, Lord, so that he may see.” Then the Lord opened the servant’s eyes, and he looked and saw the hills full of horses and chariots of fire all around Elisha.

2 Kings 6:18-19 (NIV)
As the enemy came down toward him, Elisha prayed to the Lord, “Strike this army with blindness.” So he struck them with blindness, as Elisha had asked.Elisha told them, “This is not the road and this is not the city. Follow me, and I will lead you to the man you are looking for.” And he led them to Samaria.

2 Kings 6:21-22 (NIV)
When the king of Israel saw them, he asked Elisha, “Shall I kill them, my father? Shall I kill them?” “Do not kill them,” he answered. “Would you kill those you have captured with your own sword or bow? Set food and water before them so that they may eat and drink and then go back to their master.”