(34) باب مَنْ نَذَرَ أَنْ يَصُومَ ثُمَّ مَاتَ قَبْلَ أَنْ يَصُومَ
It was narrated that Ibn 'Abbas said:
"A woman traveled by sea and vowed to fast for a month, but she died before she could fast. Her sister came to the Prophet and told him about that, and he told her to fast on her behalf." (FR)
Reference (FR): Sunan an-Nasa'i 3816 (FR)
In-book reference (FR): Book 35, Hadith 56 (FR)
English translation (FR): Vol. 4, Book 35, Hadith 3847 (FR)