I want to know that donkey and horse business is halal or haram in Islam?
بسم الله الرحمن الرحيم
(Fatwa: 646/627/M=5/1438)
It is lawful.
يجوز بيع جميع الحيوانات سوى الخنزير وهوالمختار . (هنديه)
Allah knows Best!
Darul Ifta,
Darul Uloom Deoband