Is the stipulation valid if a ram is stipulated to be a fighter (nattah) or a rooster stipulated to be a fighter (muqatil)?
Chapter on Selling the Musarrah (Animal with milk retained in udder)
Al-Mughni
Book of Sales
Primary text
The stipulation that a ram must be a fighter or a rooster must be a fighter is invalid because fighting contests are prohibited by religious law, placing this condition in the same category as stipulating a female slave as a singer.