Surah An-Nahl Ayahs #106 Translated in English

Say, [O Muḥammad], "The Pure Spirit [i.e., Gabriel] has brought it down from your Lord in truth to make firm those who believe and as guidance and good tidings to the Muslims."

And We certainly know that they say, "It is only a human being who teaches him [i.e., the Prophet (ﷺ)]." The tongue of the one they refer to is foreign, and this [recitation, i.e., Qur’ān] is [in] a clear Arabic language.

Indeed, those who do not believe in the verses of Allāh - Allāh will not guide them, and for them is a painful punishment.

They only invent falsehood who do not believe in the verses of Allāh, and it is those who are the liars.

Whoever disbelieves in [i.e., denies] Allāh after his belief... except for one who is forced [to renounce his religion] while his heart is secure in faith. But those who [willingly] open their breasts to disbelief, upon them is wrath from Allāh, and for them is a great punishment;