Hadith 2659
It is narrated from Sayyiduna Abu Hurairah (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) forbade taking the price of the water (semen) of a male (animal).
Hadith 2660
Sayyiduna Abu Hurairah (may Allah be pleased with him) said: The Messenger of Allah (peace and blessings be upon him) forbade taking a fee for the water of a male animal and also forbade taking a fee from a prostitute woman.