Insignificance of Material Strength Against Divine Will

لِنُرْسِلَ عَلَيْهِمْ حِجَارَةً مِّن طِينٍ

To send down upon them stones of clay,

وَأَرْسَلَ عَلَيْهِمْ طَيْرًا أَبَابِيلَ

And He sent against them birds in flocks,