Sahih Bukhari

Narrated Ibn `Abbas:Allah's Messenger (ﷺ) entered upon a sick bedouin in whom he went to visit and said to him, ""Don't worry, Tahur (i.e., your illness will be a means of cleansing of your sins), if Allah Will."" The bedouin said, ""Tahur! No, but it is a fever that is burning in the body of an old man and it will make him visit his grave."" The Prophet (ﷺ) said, ""Then it is so