Awf bin Malik said: In the pre-Islamic period we used to apply spells and we asked: Messenger of Allah! how do you look upon it ? He replied: Submit your spells to me. There is no harm in spells so long as they involve no polytheism.
Hadith ReferenceSunan Abi Dawud / Medicine (Kitab Al-Tibb) / Hadith: 3886
Hadith Gradingالألبانی:صحيح | زبیر علی زئی:صحيح مسلم (2200)