As the Arameans came down against him, Elisha prayed to the LORD, “Please strike these people with blindness.” So He struck them with blindness, according to the word of Elisha.
Jewish Publication Society of America Version (JPS1917) - 2 Kings 6:18 >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.