COMMENTARY on 17:107
Mustafa Khattab:

Translation:
Say, ˹O Prophet,˺ “Believe in this ˹Quran˺, or do not. Indeed, when it is recited to those who were gifted with knowledge20 before it ˹was revealed˺, they fall upon their faces in prostration,
Commentary:
20   i.e., the faithful among the scholars of the Torah and the Gospel.

 

A. Yusuf Ali:

Translation:
Say: "Whether you believe in it or not, it is true that those who were given 2318 knowledge beforehand, when it is recited to them, fall down on their faces in humble prostration,
Commentary:

2318  No one's belief or unbelief affects the beauty or grandeur of Allah's revelation. But those endowed with spiritual knowledge or insight know at once when they hear Allah's Holy Word, and fall down and adore Allah. Those endowed with knowledge include those who had received previous revelations and had kept themselves free from corrupt ideas.

 

Muhammad Asad:

Translation:
Say: "Believe in it or do not believe." Behold, those who are already 130 endowed with [innate] knowledge fall down upon their faces in prostration as soon as this [divine writ] is conveyed unto them,
Commentary:
130  Lit., "before it"-i.e., before the Qur'an as such has come within their ken.