Narrated `Abdullah: The people used to sell camels on the basis of Habal-al-Habala. The Prophet forbade such sale. Nafi` explained Habal-al-Habala by saying. "The camel is to be delivered to the buyer after the she-camel gives birth."
Hadith Referenceصحيح البخاري / كتاب السلم / 2256
Hadith Gradingمحدثین:أحاديث صحيح البخاريّ كلّها صحيحة