The word(s) "gain" appears 258 time(s) in 240 verse(s) in Quran in Muhammad Pickthal translation.

(121) And they indeed strove hard to beguile thee (Muhammad) away from that wherewith We have inspired thee, that thou shouldst invent other than it against Us; and then would they have accepted thee as a friend.

(122) Then had we made thee taste a double (punishment) of living and a double (punishment) of dying, then hadst thou found no helper against Us.

(123) And if We willed We could withdraw that which We have revealed unto thee, then wouldst thou find no guardian for thee against Us in respect thereof.

(124) And he had no troop of men to help him as against Allah, nor could he save himself.

(125) And (remember) when We said unto the angels: Fall prostrate before Adam, and they fell prostrate, all save Iblis. He was of the jinn, so he rebelled against his Lord's command. Will ye choose him and his seed for your protecting friends instead of Me, when they are an enemy unto you? Calamitous is the exchange for evil-doers.

(126) He said: This is that which we have been seeking. So they retraced their steps again.

(127) He said: Allah willing, thou shalt find me patient and I shall not in aught gainsay thee.

(128) And on that day we shall let some of them surge against others, and the Trumpet will be blown. Then We shall gather them together in one gathering.

(129) So make no haste against them (O Muhammad). We do but number unto them a sum (of days).

(130) Moses said unto them: Woe unto you! Invent not a lie against Allah, lest He extirpate you by some punishment. He who lieth faileth miserably.