(1) باب إِبْطَالِ بَيْعِ الْمُلاَمَسَةِ وَالْمُنَابَذَةِ
Abu Huraira (Allah be pleased with him) reported that Allah's Messenger (ﷺ) forbade (two types of transactions) Mulamasa and Munabadha (PT)
Reference (PT): Sahih Muslim 1511 a (PT)
In-book reference (PT): Book 21, Hadith 1 (PT)
USC-MSA web (English) reference(deprecated numbering scheme): Book 10, Hadith 3608 (PT)