Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
bayhaqi:12324[Chain 1] Abū Saʿīd b. Abū ʿAmr > Abū ʿAbdullāh b. Yaʿqūb > Muḥammad b. Naṣr [Chain 2] Abū Bakr Muḥammad b. Ibrāhīm al-Fārisī > Ismāʿīl b. Aḥmad al-Khallālī > Abū Yaʿlá > Muḥammad b. Bakkār > ʿAbd al-Raḥman b. ʿAbdullāh b. Dhakwān from his father > Khārijah b. Zayd b. Thābit al-Anṣārī from his father > Maʿānī Hadhih al-Farāʾiḍ And ʾUṣūlahā > Zayd b. Thābit Waʾammā al-Tafsīr Fatafsīr Abū al-Zinād > Maʿānī Zayd b. Thābit

[Machine] And the inheritance of brothers to the mother is that they do not inherit along with the child, nor with the son of the son, whether male or female, nor with the father, nor with the grandfather, the father's father, anything else. And they are obliged to give the sixth to one of them, whether male or female, in everything other than that. If they are two or more, males or females, they are obliged to share equally the third.  

البيهقي:١٢٣٢٤أَخْبَرَنَا أَبُو سَعِيدِ بْنُ أَبِي عَمْرٍو أنا أَبُو عَبْدِ اللهِ بْنُ يَعْقُوبَ ثنا مُحَمَّدُ بْنُ نَصْرٍ ح وَأنا أَبُو بَكْرٍ مُحَمَّدُ بْنُ إِبْرَاهِيمَ الْفَارِسِيُّ أنا إِسْمَاعِيلُ بْنُ أَحْمَدَ الْخَلَّالِيُّ ثنا أَبُو يَعْلَى قَالَا ثنا مُحَمَّدُ بْنُ بَكَّارٍ ثنا عَبْدُ الرَّحْمَنِ بْنُ عَبْدِ اللهِ بْنِ ذَكْوَانَ عَنْ أَبِيهِ عَنْ خَارِجَةَ بْنِ زَيْدِ بْنِ ثَابِتٍ الْأَنْصَارِيِّ عَنْ أَبِيهِ أَنَّ مَعَانِيَ هَذِهِ الْفَرَائِضِ وَأُصُولَهَا عَنْ زَيْدِ بْنِ ثَابِتٍ وَأَمَّا التَّفْسِيرُ فَتَفْسِيرُ أَبِي الزِّنَادِ عَلَى مَعَانِي زَيْدِ بْنِ ثَابِتٍ قَالَ

وَمِيرَاثُ الْإِخْوَةِ لِلْأُمِّ أَنَّهُمْ لَا يَرِثُونَ مَعَ الْوَلَدِ وَلَا مَعَ وَلَدِ الِابْنِ ذَكَرًا كَانَ أَوْ أُنْثَى شَيْئًا وَلَا مَعَ الْأَبِ وَلَا مَعَ الْجَدِّ أَبِي الْأَبِ شَيْئًا وَهُمْ فِي كُلِّ مَا سِوَى ذَلِكَ يُفْرَضُ لِلْوَاحِدِ مِنْهُمُ السُّدُسَ ذَكَرًا كَانَ أَوْ أُنْثَى فَإِنْ كَانُوا اثْنَيْنِ فَصَاعِدًا ذُكُورًا أَوْ إِنَاثًا فُرِضَ لَهُمُ الثُّلُثُ يَقْتَسِمُونَهُ بِالسَّوَاءِ