وَعَنِ ابْنِ مَسْعُودٍ
قَالَ فِي الْجَدَّةِ مَعَ ابْنِهَا: أَنَّهَا أَوَّلُ جَدَّةٍ أَطْعَمَهَا رَسُولُ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ سُدُسًا مَعَ ابْنِهَا وَابْنُهَا حَيٌّ. رَوَاهُ التِّرْمِذِيُّ وَالدَّارِمِيُّ وَالتِّرْمِذِيُّ
About a case where there was a grandmother and her son that she was the first grandmother to whom God’s Messenger gave a sixth which was not due to her when she had a son who was still alive.
Mishkat al-Masabih 2939, Book 13, Inheritance and Wills, Hadith 21. 1 min read