'Imran bin Husain narrated that the Messenger of Allah (S.A.W) said:
"No Ruqyah except for the (evil) eye and the scorpion sting." (RU)
English reference (RU): Vol. 4, Book 2, Hadith 2057 (RU)
Arabic reference (RU): Book 28, Hadith 2197 (RU)