(8) باب فَضْلِ الصَّدَقَةِ عَنِ الْمَيِّتِ
It was narrated from Sa'd bin 'Ubadah that he consulted the Prophet about a vow which his mother had to fulfill, but she died before doing so. The Messenger of Allah said:
"Fulfill it on her behalf." (ID)
Reference (ID): Sunan an-Nasa'i 3657 (ID)
In-book reference (ID): Book 30, Hadith 47 (ID)
English translation (ID): Vol. 4, Book 30, Hadith 3687 (ID)