Narrated Jabir: "The Messenger of Allah (ﷺ) prohibited Al-Muhaqalah, Al-Muzabanah, Al-Mukhabarah, and making an exception (in a sale) unless it is made known." [Abu 'Eisa said:] This Hadith is Hasan Sahih, Gharib from this route as narration of Yunus bin 'Ubaid, from 'Ata, from Jabir