the Prophet forbade Muhaqalah, Muzahanah, Mukhabarah and selling with an exception unless it is defined.  

أَنَّ النَّبِيَّ ﷺ نَهَى عَنِ الْمُحَاقَلَةِ وَالْمُزَابَنَةِ وَالْمُخَابَرَةِ وَعَنِ الثُّنْيَا إِلاَّ أَنْ تُعْلَمَ  

"The Messenger of Allah forbade Muhaqalah, Muzahanah, Mukhabarah, Mu'awamah, and selling with an exception unless it is defined but he gave concession allowing 'Araya.  

نَهَى رَسُولُ اللَّهِ ﷺ عَنِ الْمُحَاقَلَةِ وَالْمُزَابَنَةِ وَالْمُخَابَرَةِ وَالْمُعَاوَمَةِ وَالثُّنْيَا وَرَخَّصَ فِي الْعَرَايَا