فَٱسْتَفْتِهِمْ أَهُمْ أَشَدُّ خَلْقًا أَم مَّنْ خَلَقْنَآ ۚ إِنَّا خَلَقْنَٰهُم مِّن طِينٍ لَّازِبٍۭ

Then ask them whether they are stronger in creation or those (others) whom We have created. Surely We created them of firm clay.