Abu Hurairah reported the Messenger of Allah (ﷺ) as saying:
There are five qualities which a Muslim should display to his brother : return of salutation, response to the one who sneezes, acceptance of the invitation, paying sick visit to a patient, and accompanying the funeral.
Reference: Sunan Abi Dawud 5030 In-book : Book 43, Hadith 258 English translation : Book 42, Hadith 5012
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