Sahih Bukhari
Wills and Testaments (Wasaayaa)
Volume: 004 / Book Number: 051 / Hadith Number: 2
Narrated Amr bin Al-Harith:
(The brother of the wife of Allah's Apostle. Juwaira bint Al-Harith) When Allah's Apostle died, he did not leave any Dirham or Dinar (i.e. money), a slave or a slave woman or anything else except his white mule, his arms and a piece of land which he had given in charity .