(Az-Zukhuruf) 43 : 8
فَأَهْلَكْنَا أَشَدَّ مِنْهُمْ بَطْشًا وَمَضَىٰ مَثَلُ الْأَوَّلِينَ
Then We destroyed ones mightier than them, and the example of the ancestors has already passed.
See explanation 6: 123-124; and 40: 82-85.