وَيَقولُ الَّذينَ كَفَروا لَولا أُنزِلَ عَلَيهِ آيَةٌ مِن رَبِّهِ ۗ إِنَّما أَنتَ مُنذِرٌ ۖ وَلِكُلِّ قَومٍ هادٍ

And those who disbelieved say, "Why has a sign not been sent down to him from his Lord?" You are only a warner, and for every people is a guide.