Narrated from Sayyiduna Rafi' bin Khadij (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) said: The earnings of a dog are impure, the earnings of a cupper are impure, and the earnings of a prostitute are also impure.
Hadith Referenceالفتح الربانی / كتاب البيوع والكسب والمعاش وما يتعلق بالتجارة / 5759
Hadith Gradingمحدثین:صحیح
Hadith Takhrij«أخرجه مسلم: 1568، (انظر مسند أحمد ترقيم الرسالة: 17259 ترقیم بيت الأفكار الدولية: 17391»
Brief Explanation
Benefits: … The earnings of a prostitute refer to that income which she acquires through fornication and immoral acts.