It wasnarrated that Ma'qil bin Yasar said:
"The Messenger of Allah(ﷺ) ruled concerning a grandfather who was among us, that he shouldreceive one sixth." (RU)
English reference (RU): Vol. 4, Book 23, Hadith 2723 (RU)
Arabic reference (RU): Book 23, Hadith 2827 (RU)