قالَ أَوَلَو جِئتُكُم بِأَهدىٰ مِمّا وَجَدتُم عَلَيهِ آباءَكُم ۖ قالوا إِنّا بِما أُرسِلتُم بِهِ كافِرونَ

[Each warner] said, "Even if I brought you better guidance than that [religion] upon which you found your fathers?" They said, "Indeed we, in that with which you were sent, are disbelievers."