The word(s) "trustworthy" appears 13 time(s) in 13 verse(s) in Quran in Mohsin Khan translation.

(1) There is no compulsion in religion. Verily, the Right Path has become distinct from the wrong path. Whoever disbelieves in Taghut and believes in Allah, then he has grasped the most trustworthy handhold that will never break. And Allah is All-Hearer, All-Knower.

(2) And We have sent down to you (O Muhammad صلى الله عليه وسلم) the Book (this Qur'an) in truth, confirming the Scripture that came before it and Muhaymin (trustworthy in highness and a witness) over it (old Scriptures) . So judge among them by what Allah has revealed, and follow not their vain desires, diverging away from the truth that has come to you. To each among you, We have prescribed a law and a clear way. If Allah had willed, He would have made you one nation, but that (He) may test you in what He has given you; so compete in good deeds. The return of you (all) is to Allah; then He will inform you about that in which you used to differ.

(3) "I convey unto you the Messages of my Lord, and I am a trustworthy adviser (or well-wisher) for you.

(4) "I am a trustworthy Messenger to you.

(5) "Verily I am a trustworthy Messenger to you.

(6) "I am a trustworthy Messenger to you.

(7) "Verily I am a trustworthy Messenger to you.

(8) "I am a trustworthy Messenger to you.

(9) Which the trustworthy Ruh [Jibril (Gabriel)] has brought down

(10) A 'Ifrit (strong one) from the jinn said: "I will bring it to you before you rise from your place (council). And verily, I am indeed strong, and trustworthy for such work."