مَآ أَنتَ إِلَّا بَشَرٌ مِّثْلُنَا فَأْتِ بِـَٔايَةٍ إِن كُنتَ مِنَ ٱلصَّٰدِقِينَ
You are naught but a mortal like ourselves; so bring a sign if you are one of the truthful.