(55) باب عِدَّةِ الْمُتَوَفَّى عَنْهَا زَوْجُهَا
It was narrated from Safiyyah bint Abi 'Ubaid from one of the wives of the Prophet, and from Umm Salamah, that the Prophet said:
"It is not permissible for a woman who believes in Allah and the Last Day to mourn for anyone who dies for more than three days except for a husband; she should mourn for him for four months and ten (days)." (PT)
Reference (PT): Sunan an-Nasa'i 3504 (PT)
In-book reference (PT): Book 27, Hadith 116 (PT)
English translation (PT): Vol. 4, Book 27, Hadith 3534 (PT)