Sufyan bin Sa‘id Ath-Thawri سفيان الثوري · The Book of 'Umra

It was narrated from Zaid bin Thabit that the Prophet ruled that 'Umra (a gift given for life) belongs to the heir.

"There is no lifelong gift. Whoever is given something as a lifelong gift, it belongs to him."

"The delegation of Thaqif came to the Messenger of Allah, bringing a gift with them. He said: 'Is it a gift or charity?' If it was a gift it would be for the sake of the Messenger of Allah and to have their needs met, and if it was charity then it would be in the cause of Allah. They said: 'It is a gift.' So he accepted it from them, and sat with them, and they asked questions, until…