Sunan at-Tirmithiy كتاب البيوع باب ما جاء فى ثمن الكلب
The Messenger of God, peace and blessings of God be upon him, forbade payment for a dog (1), the remuneration paid to a prostitute and the bounty offered to a soothsayer. Footnotes: (1) Indicating the prohibition of buying or selling dogs. In other references however, dogs used for hunting have been excluded. Click on ḥadīth to read more