Sunan An-Nasa'i - سنن النسائي
30. The Book of Wills - كتاب الوصايا
7) Chapter: If A Person Dies Unexpectedly, It Is Recommended For His Family To Give Charity On His Behalf
It was narrated from 'Aishah that a man said to the Messenger of Allah:
"My mother died unexpectedly; if she had been able to speak she would have given charity. Should I give charity on her behalf?" The Messenger of Allah said: "Yes." So he gave charity on her behalf.
7) باب إِذَا مَاتَ الْفَجْأَةَ هَلْ يُسْتَحَبُّ لأَهْلِهِ أَنْ يَتَصَدَّقُوا عَنْهُ
أَخْبَرَنَا مُحَمَّدُ بْنُ سَلَمَةَ، قَالَ حَدَّثَنَا ابْنُ الْقَاسِمِ، عَنْ مَالِكٍ، عَنْ هِشَامِ بْنِ عُرْوَةَ، عَنْ أَبِيهِ، عَنْ عَائِشَةَ، أَنَّ رَجُلاً، قَالَ لِرَسُولِ اللَّهِ صلى الله عليه وسلم إِنَّ أُمِّي افْتُلِتَتْ نَفْسُهَا وَإِنَّهَا لَوْ تَكَلَّمَتْ تَصَدَّقَتْ أَفَأَتَصَدَّقُ عَنْهَا فَقَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم . فَتَصَدَّقَ عَنْهَا. " نَعَمْ "