Musnad Abu Ya'la al-Mawsili 155:9

Muhammad ibn Abdullah ibn Ammar narrated to us, Abd al-Wahhab narrated to us, Muthanna ibn al-Sabah narrated to us, from Amr ibn Shu'ayb, from Sa'id ibn al-Musayyib, from Abu Hurayrah, from the Messenger of Allah, may Allah bless him and grant him peace; and from Urwah ibn al-Zubayr, from Aisha, from the Prophet, may Allah bless him and grant him peace, who said: "The one who performs cupping and the one for whom cupping is performed have broken their fast."