Hijama Cupping Sunnah days
The most preferred days are the 17th, 19th and 21st of the Islamic month.
Narrated by Abu Hurayrah (radhi Allahu anhu); "The Prophet (sallAllahu alayhi wa sallam) said: If anyone has himself cupped on the 17th, 19th and 21st it will be a remedy for every disease."
Sunan Abi Dawood Book 28, Hadith 3852. Classed as Hasan by Sh. Al Albaani (rahimahullah).
The 17th, 19th and 21st [of the month] mentioned here is referring to the Lunar calendar.
The next Sunnah Days will be;
Monday 13th January 2020
Wednesday 15th January 2020
Friday 17th January 2020
[These dates are calculated using more than one physical sighting of the new crescent moon,. This is a more accurate method than using the printed calendars.
The printed calendars are based on historic astronomical calculations which may vary +/- 1 day every month]