حَدَّثَنَا يَحْيَى بْنُ أَيُّوبَ، وَقُتَيْبَةُ بْنُ سَعِيدٍ، وَعَلِيُّ بْنُ حُجْرٍ، قَالُوا حَدَّثَنَا إِسْمَاعِيلُ، - وَهُوَ ابْنُ جَعْفَرٍ - عَنِ الْعَلاَءِ، عَنْ أَبِيهِ، عَنْ أَبِي هُرَيْرَةَ، أَنَّ رَجُلاً، قَالَ لِلنَّبِيِّ صلى الله عليه وسلم إِنَّ أَبِي مَاتَ وَتَرَكَ مَالاً وَلَمْ يُوصِ فَهَلْ يُكَفِّرُ عَنْهُ أَنْ أَتَصَدَّقَ عَنْهُ قَالَ ‏"‏ نَعَمْ ‏"‏ ‏.‏

Abu Huraira (Allah be pleased with him) reported that a person said to Allah's Apostle (PBUH): My father died and left behind property without making any will regarding it. Would he be relieved of the burden of his sins if I give sadaqa on his behalf? He (the Holy Prophet) said: Yes. Translation Not Available

Book Ref: Sahih Muslim Book 25 Hadith 4001
Web Ref:  Sahih Muslim Book 13 Hadith 1630