say if all mankind and all invisible beings would come together with a view to producing the like of this quran they could not produce its like even though they were to exert all their strength in aiding one another!
قل لئن اجتمعت الإنس والجن على أن يأتوا بمثل هذا القرآن لا يأتون بمثله ولو كان بعضهم لبعض ظهيرا