Musannaf Ibn Abi Shaybah

It is narrated from Ibrahim that Hazrat Ali (may Allah be pleased with him) used to decide regarding slaves and the People of the Book that they neither prevent anyone from inheritance nor do they become heirs of any Muslim.

Ibrahim narrates this same thing from Hazrat Zaid bin Thabit (may Allah be pleased with him).

Muhammad bin Sirin narrates that Hazrat Umar (may Allah be pleased with him) said: "A person who cannot himself become an heir cannot prevent anyone else from inheritance."

It is narrated from Abu Sadiq that Hazrat Ali (may Allah be pleased with him) said: Slaves are neither heirs of anyone nor do they prevent anyone from inheritance.

It is narrated from Abu Sadiq that a man asked Hazrat Ali (may Allah be pleased with him) about a woman whose sister had died while her mother was a slave. Hazrat Ali (may Allah be pleased with him) said: Is the one-sixth share of her wealth sufficient to free her mother? He replied: No. Hazrat Ali (may Allah be pleased with him) said: Give me until today to reflect on this matter.

Hazrat Abu Amr Shaibani narrates that Hazrat Shurayh gave the inheritance of a man (whose brother was a slave) to his free nephews as well.

It is narrated from Hazrat Jabir (may Allah be pleased with him) that Hazrat Amir said that the heirs of such a man will be his freed nephews.

Hisham narrates from his father about the man who, at the time of his death, left his mother in the state of slavery and his grandmother in the state of freedom, that the man's wealth would go to the grandmother.

Ibrahim narrates that Hazrat Ali (may Allah be pleased with him) and Hazrat Zaid (may Allah be pleased with him) said regarding slaves and polytheists that neither do they prevent anyone from inheritance, nor do they themselves inherit from anyone.