CHAPTER: Regarding the prohibition of speaking ill about the dead.
Aishah reported the Messenger of Allah صلی اللہ علیہ وسلم as saying: When your companion dies, leave him and do not revile him.
Narrated Abdullah ibn Umar: The Prophet صلی اللہ علیہ وسلم said: Make a mention of the virtues of your dead, and refrain from (mentioning) their evils.