Sahih Bukhari
Funerals (Al-Janaaiz)
Volume: 002 / Book Number: 023 / Hadith Number: 377
Narrated Abu Burda:
That his father said, "When Umar was stabbed, Suhaib started crying: O my brother! 'Umar said, 'Don't you know that the Prophet said: The deceased is tortured for the weeping of the living'?"