Narrated Abu Kabshah al-Ansari: The Messenger of Allah ﷺ used to have himself cupped on the top of his head and between his shoulders, and that he used to say: If anyone pours out any of his blood, he will not suffer if he applies no medical treatment for anything.
Hadith Referenceسنن ابي داود / كتاب الطب / 3859
Hadith Gradingالألبانی:صحيح | زبیر علی زئی:ضعيف, إسناده ضعيف, ابن ماجه (3484), الوليد بن مسلم لم يصرح بالسماع المسلسل, انوار الصحيفه، صفحه نمبر 137