Musnad Abu Ya'la al-Mawsili 9:18

Zuhayr narrated to us, al-Fadl ibn Dukayn narrated to us, from Abd al-Jabbar ibn al-Abbas, he said: Awn ibn Abi Juhayfah narrated to me, from his father, he said: The Messenger of Allah (may Allah bless him and grant him peace) forbade the price of a dog, the price of blood, and the dowry of a prostitute.