(94) باب بَيْعِ ضِرَابِ الْجَمَلِ
It was narrated that (Abu Hurairah) said:
"The Messenger of Allah forbade the price of a dog and stud fees for a stallion."
Reference: Sunan an-Nasa'i 4675
In-book reference: Book 44, Hadith 227
English translation: Vol. 5, Book 44, Hadith 4679