The word(s) "gains" appears 372 time(s) in 355 verse(s) in Quran in Muhammad Habib Shakir translation.

(241) Therefore guard against (the punishment of) Allah and obey me:

(242) When Shu'aib said to them: Will you not guard (against evil)?

(243) Therefore guard against (the punishment of) Allah and obey me:

(244) And guard against (the punishment of) Him who created you and the former nations.

(245) Saying: exalt not yourselves against me and come to me in submission.

(246) And We delivered those who believed and who guarded (against evil).

(247) And when the word shall come to pass against them, We shall bring forth for them a creature from the earth that shall wound them, because people did not believe in Our communications.

(248) And the word shall come to pass against them because they were unjust, so they shall not speak.

(249) And he went into the city at a time of unvigilance on the part of its people, so he found therein two men fighting, one being of his party and the other of his foes, and he who was of his party cried out to him for help against him who was of his enemies, so Musa struck him with his fist and killed him. He said: This is on account of the Shaitan's doing; surely he is an enemy, openly leading astray.

(250) 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.