not a madman

أَوَلَمْ يَتَفَكَّرُوا۟ ۗ مَا بِصَاحِبِهِم مِّن جِنَّةٍ ۚ إِنْ هُوَ إِلَّا نَذِيرٌ مُّبِينٌ

Has it not occurred to them that their companion is not mad but is giving clear warning?

فَذَكِّرْ فَمَآ أَنتَ بِنِعْمَتِ رَبِّكَ بِكَاهِنٍ وَلَا مَجْنُونٍ

So [Prophet] remind [people]. By the grace of your Lord [Prophet], you are neither oracle nor madman.

مَآ أَنتَ بِنِعْمَةِ رَبِّكَ بِمَجْنُونٍ

Your Lord’s grace does not make you [Prophet] a madman:

وَمَا صَاحِبُكُم بِمَجْنُونٍ

Your companion is not mad: