The word(s) "gain" appears 419 time(s) in 395 verse(s) in Quran in Muhammad Habib Shakir translation.

(271) Those against whom the sentence has become confirmed will say: Our Lord! these are they whom we caused to err; we caused them to err as we ourselves did err; to Thee we declare ourselves to be clear (of them); they never served Us.

(272) Surely Qaroun was of the people of Musa, but he rebelled against them, and We had given him of the treasures, so much so that his hoards of wealth would certainly weigh down a company of men possessed of great strength. When his people said to him: Do not exult, surely Allah does not love the exultant;

(273) Thus We made the earth to swallow up him and his abode; so he had no body of helpers to assist him against Allah nor was he of those who can defend themselves.

(274) (As for) that future abode, We assign it to those who have no desire to exalt themselves in the earth nor to make mischief and the good end is for those who guard (against evil)

(275) He said: My Lord! help me against the mischievous people.

(276) And who is more unjust than one who forges a lie against Allah, or gives the lie to the truth when it has come to him? Will not in hell be the abode of the unbelievers?

(277) O people! guard against (the punishment of) your Lord and dread the day when a father shall not make any satisfaction for his son, nor shall the child be the maker of any satisfaction for his father; surely the promise of Allah is true, therefore let not this world's life deceive you, nor let the archdeceiver deceive you in respect of Allah.

(278) 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.

(279) They think the allies are not gone, and if the allies should come (again) they would fain be in the deserts with the desert Arabs asking for news about you, and if they were among you they would not fight save a little.

(280) He has forged a lie against Allah or there is madness in him. Nay! those who do not believe in the hereafter are in torment and in great error.