You, O people of Arabia, will be victims of calamities which have come near. You should avoid the intoxication of wealth, fear the disasters of chatisement, keep steadfast in the darkness and crookedness of mischief when its hidden nature discloses itself, its secrets become manifest and its axis and the pivot of its rotation gain strength. It begins in imperceptible stages but develops into great hideousness. Its youth is like the youth of an adolescent and its marks are like the marks of beating by stone.