"The parable of the ill when he is cured and becomes healthy is that of hail that falls from the heavens in its purity and its color."
Jami` at-Tirmidhi Book 28, Hadith 51
← Previous Hadith "While I was listening, Sahl bin Sa'd was asked: 'What were the wounds of the Messenger of Allah (S.A.W) treated with?' He said: 'None is alive who is more knowledgeable of it than I. 'Ali would come with water in his shield, and Fatimah would use it to wash his blood off,and a mat was burnt for him and his wounds were filled with it(its ashes)."

Jami` at-Tirmidhi Book 28, Hadith 50 Next Hadith → "When one of you visits the ill, then reassure him regarding his lifespan. Indeed that will not repel anything, but it will comfort his soul."

Jami` at-Tirmidhi Book 28, Hadith 52