Surah An-Najm, verse 4

مَا ضَلَّ صَاحِبُكُمْ وَمَا غَوَىٰ ﴿٢﴾

Your companion [i.e., Muḥammad] has not strayed, nor has he erred,

وَمَا يَنطِقُ عَنِ ٱلْهَوَىٰٓ ﴿٣﴾

Nor does he speak from [his own] inclination.

عَلَّمَهُۥ شَدِيدُ ٱلْقُوَىٰ ﴿٥﴾

Taught to him by one intense in strength [i.e., Gabriel] -

ذُو مِرَّةٍۢ فَٱسْتَوَىٰ ﴿٦﴾

One of soundness. And he rose to [his] true form