The Messenger of Allah ﷺ was cupped while in the state of ihram.
حدثنا عبد الأعلى عن خالد عن عكرمة
احتجم رسول الله ﷺ وهو محرم
No references are available.
Its isnad is sahih. Abdul-Ala is Ibn Abdul-Ala. Khalid is al-Hadhdha. The hadith is abridged from 3233.