The Book of Zakat (Kitab Al-Zakat)
Muslim :: Book 5 : Hadith 2259
'Amr b. Dinar reported from Wahb b. Munabbih: I went to his house in San'a' and he offered me nuts grown in his house to eat. And his brother said: I heard Mu'awiya b. Abu Sufyan saying that he had heard the Messenger of Allah (may peace be upon him) as saying, and then he made a mention (of a hadith) like one mentioned above.