﴿ وَكَمْ أَهْلَكْنَا قَبْلَهُم مِّن قَرْنٍ هُمْ أَشَدُّ مِنْهُم بَطْشًۭا فَنَقَّبُوا۟ فِى ٱلْبِلَٰدِ هَلْ مِن مَّحِيصٍ ﴾

“AND HOW MANY a generation have We destroyed before those [who now deny the truth] people of greater might than theirs; but [when Our chastise­ment befell them,] they became wanderers on the face of the earth, seeking no more than a place of refuge”

Please check ayah 50:40 for complete tafsir.