The illusory nature of worldly possessions

وَقَالُوا۟ نَحْنُ أَكْثَرُ أَمْوَٰلًا وَأَوْلَـٰدًا وَمَا نَحْنُ بِمُعَذَّبِينَ

And they said, "We are more [than the believers] in wealth and children, and we are not to be punished."