The Sufficient (Vol 7) · Hadith 355 (#Ḥadīth #15)
Chapter 23 | Son of a Brother with a Grandfather
15- عَلِيُّ بْنُ إِبْرَاهِيمَ عَنْ أَبِيهِ عَنِ ابْنِ أَبِي عُمَيْرٍ عَنْ سَعْدِ بْنِ أَبِي خَلَفٍ عَنْ عَبْدِ الرَّحْمَنِ بْنِ أَبِي عَبْدِ اللهِ قَالَ دَخَلْتُ عَلَى أَبِي عَبْدِ اللهِ وَعِنْدَهُ أَبَانُ بْنُ تَغْلِبَ فَقُلْتُ أَصْلَحَكَ اللهُ إِنَّ ابْنَتِي هَلَكَتْ وَأُمِّي حَيَّةٌ فَقَالَ أَبَانٌ لَيْسَ لأمِّكَ شَيْءٌ فَقَالَ أَبُو عَبْدِ اللهِ سُبْحَانَ اللهِ أَعْطِهَا السُّدُسَ.
15. Afi ibn Ibrahim has narrated from his father from Ibn Abi ‘Umayr from Sa‘d ibn abu Khalaf from ‘Abd al-Rahman ibn abu ‘Abd Allah who has narrated the following: “I once visited abu ‘Abd Allah , when Aban ibn Taghlib was with him (the Imam) and I said, ‘I pray to Allah to keep you well, my daughter has died and my mother is alive.’ Aban said, ‘There is nothing for your mother.’ Abu ‘Abd Allah , said, ‘Allah is free of all defects, give her one-sixth.’”
Gradings are classical jarḥ-wa-taʿdīl, name-matched to a rijāl index (not individually re-verified).