Abdullah bin 'Ubaidullah b. Abi Mulayka عبد الله بن عبيد الله بن أبي مليكة · The Book of Zakah

"A man from Banu 'Udhrah declared that a slave of his would become free after he died. News of that reached the Messenger of Allah and he said: 'Do you have any property besides him?' He said: 'No.' The Messenger of Allah said: 'Who will buy him from me?' Nu'aim bin 'Abdullah Al-Adawi bought him for eight hundred Dirhams. The Messenger of Allah brought it (the money) and gave it to him, then he said: 'Start with yourself and if…