Sunan Abi Dawud — Medicine (Kitab Al-Tibb) — Hadith No: 3902
Translation
Narrated A'ishah:the wife of Prophet (ﷺ) said: When the Messenger of Allah (ﷺ) suffered from some pain, he recited mu'awwadhat in his heart and blew (them over him). When the pain became severe, I recited (them) over him and wiped him with his hand in the hope of its blessing