Sahih Muslim 3806
صحيح مسلم#3806SahihAbu Sa'id al-Khudri (Allah be pleased with him) reported:Allah's Messenger (ﷺ) forbade us (from), two types of business transactions and two ways of dressing. He forbade Mulamasa and Munabadha in transactions. Mulamasa means the touching of another's garment with his hand, whether at night or by day, without turning it over except this much. Munabadha means that a man throws his garment to another and the other throws his garment, and thus confirming their contract without the inspection of mutual agreement
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Every narration in Sahih Muslim is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 21:6