Chapter: How To Perform Salat For The Deceased, And Interceding For Him
Marthan bin Abdullah Al-Yazani narrated: When Malik bin Hubairah performed Salat for a funeral and the people were few he would divide them into three groups (rows) then say: 'The Messenger of Allah said: For whomever three rows perform Salat, then it is granted.
Aishah narrated that: The Prophet said: No one among the Muslim dies, and Salat is performed for him by a community of Muslims reaching one hundred, and they intercede (supplicate) for him, except that their intercession for him is accepted. In his narration, 'Ali bin Hujr said: One hundred or more than that.