وَلَقَدْ صَرَّفْنَا لِلنَّاسِ فِي هَذَا الْقُرْآنِ مِن كُلِّ مَثَلٍ فَأَبَى أَكْثَرُ النَّاسِ إِلَّا كُفُورًا

We have certainly interspersed this Quran with every [kind of] parable for the people, but most people are only intent on ingratitude.