The Prophet ﷺ forbade taking payment for the stud services of a male animal.
حدثنا أحمد بن منيع وأبو عمار قالا حدثنا إسمعيل بن علية قال أخبرنا علي بن الحكم عن نافع
نهى النبي ﷺ عن عسب الفحل
No references are available.
Bukhari also narrated it in Ijarah, chapter on the stud fee for a stallion, hadith no. 2284, from the hadith of Ismail bin Ulaya, with this same chain.On this subject there are also reports from Abu Hurairah [Nasai, hadith no. 4677], Anas [to come, no. 1274], and Abu Saeed [Nasai, 7/311, hadith no. 4678].