Sunan An Nasai 3742

(A different chain) from Hajjaj, from Abu Az-Zubair, from Tawus, from Ibn 'Abbas, who said: 'Umra and Ruqba are not proper. Whoever gives something on the basis of 'Umra or Ruqba, it belongs to the one to whom he gave it on that basis, both..

Hanzalah narrated that he heard Tawus say: The Messenger of Allah said: 'Ruqba is not permissible. Whoever is given something on the basis of Ruqba, it is part of his estate.' ..

Sufyan narrated from Ibn Abi Najih, from Tawus, from Zaid bin Thabit, who said: The Messenger of Allah said: 'Umra (a gift given for life) is part of the estate.' ..

Sufyan narrated from Ibn Tawus, from his father, from Hujr Al-Madari, from Zaid, who said: The Messenger of Allah said: 'Umra (a gift given for life) is for the heir.' ..

Ma'mar narrated from Ibn Tawus, from his father, from Hujr Al-Madari, from Zaid bin Thabit, from Prophet, who said: 'Umra (a gift given for life) is permissible. ..

Ma'mar narrated from 'Amr bin Dinar, from Tawus, from Zaid bin Thabit, that the Prophet said: 'Umra (a gift given for life) belongs to the heir. ..