Volume 3 · Book 34 · Hadith 409
Narrated Anas bin Malik: Allah's Apostle forbade Muhaqala, Mukhadara, Mulamasa, Munabadha and Muzabana. (See glossary and previous Hadiths for the meanings of these terms.)
— Sahih Bukhari, Volume 3, Book 34: Sales and Trade, Hadith #409