Gabriel

He saw him (Gabriel) on the clear horizon

81:23Surely he beheld Him on the clear horizon.

But if you conspire against him (Muhammad), then know that Allah is his ally, as are Gabriel, the righteous believers, and the angels, all his supporters.

66:4If ye twain turn unto Allah repentant, (ye have cause to do so) for your hearts desired (the ban); and if ye aid one another against him (Muhammad) then lo! Allah, even He, is his Protecting Friend, and Gabriel and the righteous among the believers; and furthermore the angels are his helpers.

to the disbelievers.

2:98Who is an enemy to Allah, and His angels and His messengers, and Gabriel and Michael! Then, lo! Allah (Himself) is an enemy to the disbelievers.

Say, 'Whoever opposes Gabriel should know that he brings revelation by Allah’s command

2:97Say (O Muhammad, to mankind): Who is an enemy to Gabriel! For he it is who hath revealed (this Scripture) to thy heart by Allah's leave, confirming that which was (revealed) before it, and a guidance and glad tidings to believers;

The Trustworthy Spirit has brought it down

26:193Which the True Spirit hath brought down

Carried by scribes.

80:15(Set down) by scribes

noble and devoted

80:16Noble and righteous.