Volume 4 · Book 53 · Hadith 330
Narrated 'Amr bin Al-Harith: The Prophet did not leave anything (after his death) except his arms, a white mule, and a (piece of) land which he had given as Sadaqa.
— Sahih Bukhari, Volume 4, Book 53: One-fifth of Booty to the Cause of Allah (Khumus), Hadith #330