The Messenger of Allah said: "Nothing afflicts the believer, whether fatigue, grief, disease - even a worry that concerns him - except that by it, Allah removes something from his bad deeds."
Jami` at-Tirmidhi Book 10, Hadith 2
← Previous Hadith The Messenger of Allah said: "The believer is not afflicted by the prick of a thorn or what is worse (or greater) than that, except that by it Allah raises him in rank and removes sin from him."

Jami` at-Tirmidhi Book 10, Hadith 1 Next Hadith → the Prophet said: "Indeed the Muslim remains in the Khurfah (harvest) of Paradise while he visits his brother Muslim."

Jami` at-Tirmidhi Book 10, Hadith 3