4. It is narrated from the narrator of the previous Hadith from al-Hassan ibn al-Husayn from Muhammad ibn Sinan from those whom he has mentioned who has said the following: “Abu ‘Abd Allah , has said, ‘You must eat turnips and continue to do so. You must keep it a secret except from its people; all people have a vein of leprosy so you must dissolve it with turnips.’”