Musnad Abu Ya'la al-Mawsili 156:16

Abu Bakr ibn Abi Shaybah narrated to us, al-Thaqafi narrated to us, from Yunus, from al-Hasan, from Abu Hurayrah, that the Prophet (peace and blessings of Allah be upon him) said: "The one who performs cupping and the one for whom cupping is performed have broken their fast."