The word(s) "luck" appears 4 time(s) in 4 verse(s) in Quran in Muhammad Habib Shakir translation.

(1) But when good befell them they said: This is due to us; and when evil afflicted them, they attributed it to the ill-luck of Musa and those with him; surely their evil fortune is only from Allah but most of them do not know.

(سورة الأعراف, Al-A'raaf, Chapter #7, Verse #131)
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(2) They said: We have met with ill luck on account of you and on account of those with you. He said: The cause of your evil fortune is with Allah; nay, you are a people who are tried.

(سورة النمل, An-Naml, Chapter #27, Verse #47)
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(3) So We sent on them a furious wind in unlucky days, that We may make them taste the chastisement of abasement in this world's life; and certainly the chastisement of the hereafter is much more abasing, and they shall not be helped.

(سورة فصلت, Fussilat, Chapter #41, Verse #16)
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(4) Surely We sent on them a tornado in a day of bitter ill-luck

(سورة القمر, Al-Qamar, Chapter #54, Verse #19)
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