It is narrated from Ata (may Allah have mercy on him) that a man died and left behind his brother, grandfather, and a freed slave. Then the slave died. So he (Ata) said: "The wealth will be divided equally between the two."
Hadith Referenceسنن سعید بن منصور / كتاب ولاية العصبة / 1441
Hadith Takhrij«أخرجه سعيد بن منصور فى «سننه» ترقيم الدرالسلفية برقم:، 264، وابن أبى شيبة فى «مصنفه» برقم: 32185»