strict fast

And it all came from a player who has spent recent weeks managing a strict fast from dawn until sunset to observe Ramadan as a Muslim.

From Seattle Times ● Apr. 3, 2023

The three are Muslims who observe Ramadan and began a strict fast from dawn until sunset daily starting March 22 and continuing through April 20.

From Seattle Times ● Mar. 31, 2023

A strict fast is observed during the day.

From Bible Myths and their Parallels in other Religions Being a Comparison of the Old and New Testament Myths and Miracles with those of the Heathen Nations of Antiquity Considering also their Origin and Meaning by Doane, T. W.

Instead of imposing a very strict fast, which in the middle of summer is extremely mortifying, the Koran makes its observance optional.

From A Critical Exposition of the Popular 'Jihád' Showing that all the Wars of Mohammad Were Defensive; and that Aggressive War, or Compulsory Conversion, is not Allowed in The Koran - 1885 by Cherágh Ali

A strict fast was then observed for two nights and a day, the devotees drinking a bitter decoction of button-snake root “in order to vomit and purge their sinful bodies.”

From The Golden Bough by Frazer, James George, Sir