7:184
أَوَلَمْ يَتَفَكَّرُوا۟ ۗ مَا بِصَاحِبِهِم مِّن جِنَّةٍ ۚ إِنْ هُوَ إِلَّا نَذِيرٌ مُّبِينٌ
awalam yatafakkarū mā biṣāḥibihim min jinnatin in huwa illā nadhīrun mubīnun
Has it not occurred to them that their companion is not mad but is giving clear warning?
Do they not reflect? There is no madness in their companion (Muhammad صلى الله عليه وسلم). He is but a plain warner.