The word(s) "strong" appears 35 time(s) in 34 verse(s) in Quran in Muhammad Habib Shakir translation.

(11) And certainly We have made strongholds in the heaven and We have made it fair seeming to the beholders.

(12) And be not like her who unravels her yarn, disintegrating it into pieces after she has spun it strongly. You make your oaths to be means of deceit between you because (one) nation is more numerous than (another) nation. Allah only tries you by this; and He will most certainly make clear to you on the resurrection day that about which you differed.

(13) Those who have been expelled from their homes without a just cause except that they say: Our Lord is Allah. And had there not been Allah's repelling some people by others, certainly there would have been pulled down cloisters and churches and synagogues and mosques in which Allah's name is much remembered; and surely Allah will help him who helps His cause; most surely Allah is strong, Mighty.

(14) They have not estimated Allah with the estimation that i due to Him; most surely Allah is strong, Mighty.

(15) And you make strong fortresses that perhaps you may

(16) One audacious among the jinn said: I will bring it to you before you rise up from your place; and most surely I am strong (and) trusty for it.

(17) Said one of them: O my father! employ him, surely the best of those that you can employ is the strong man, the faithful one.

(18) Have they not travelled in the earth and seen how was the end of those before them? They were stronger than these in prowess, and dug up the earth, and built on it in greater abundance than these have built on it, and there came to them their apostles with clear arguments; so it was not beseeming for Allah that He should deal with them unjustly, but they dealt unjustly with their own souls.

(19) And when We made a covenant with the prophets and with you, and with Nuh and Ibrahim and Musa and Isa, son of Marium, and We made with them a strong covenant

(20) O you who believe! call to mind the favor of Allah to you when there came down upon you hosts, so We sent against them a strong wind and hosts, that you saw not, and Allah is Seeing what you do.