of Koranic proportions

We hear of pestilence of Biblical or Koranic proportions: plagues, locusts, famine, wars, wholesale displacement of peoples, diseases, some of which are incurable.

1989, Nigeria Since Independence: The First Twenty-Five Years, Heinemann Educational, →ISBN, page 265

I have even heard the term of epic Koranic proportions, in reference to this slaughter of soldiers and officers and men who were mere business partners in this venture.

2001, Don Pendleton, Deep Treachery, Harlequin Books, page 242

He had come so far, endured so much, a stunning victory of Koranic proportions merely days away but now snatched from his grasp, the crudest of fates.

2003, Don Pendleton, Axis Of Conflict, Harlequin, →ISBN, page 158

When I returned home, I would say, “Alex, you were good. So good that the sex I will reward you with will be of Koranic proportions.”

2009, Leonard Borman, Our Jewish Robot Future: A Novel about the Garden of Eden and the Cyborgian Transformation of the Human Race, Scarletta Press, →ISBN, page 94

(There are now two rival versions of the Master Musicians, who display a mutual enmity of Koranic proportions.)

2016 October 2, David Honigmann, “Transcender 2016, Milton Court, London — review”, in Financial Times