2 Kings 6:18 in the King James Version
And when they came down to him, Elisha prayed unto the LORD, and said, Smite this people, I pray thee, with blindness. And he smote them with blindness according to the word of Elisha.
Context
17 Elisha prayed, and said, “LORD, please open his eyes, that he may see.” the LORD opened the young man’s eyes, and he saw; and behold, the mountain was full of horses and chariots of fire around Elisha.
18 When they came down to him, Elisha prayed to the LORD, and said, “Please strike this people with blindness.” He struck them with blindness according to Elisha’s word.
19 Elisha said to them, “This is not the way, neither is this the city. Follow me, and I will bring you to the man whom you seek.” He led them to Samaria.