An-Nahl 16:102

Qul nazzalahu roohu alqudusi minrabbika bilhaqqi liyuthabbita allatheena amanoowahudan wabushra lilmuslimeen

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."

Say, “This has been brought down by RūH-ul-Qudus (the Holy Spirit - Jibra’īl ) from your Lord rightly (as due), so that it may bring firmness to the believers and become guidance and good news for the Muslims.