Anas ibn Maalik y reported that the Messenger (peace be upon him) said,
“Indeed the best of remedies you have is cupping (hijama)…”
[Saheeh al-Bukhaaree (5371)].

Abu Hurairah t reported that the Messenger (peace be upon him) said,
If there was something excellent to be used as a remedy then it is cupping (hijama).
[Saheeh Sunan abi Dawud (3857), Saheeh Sunan ibn Maajah (3476)