The word(s) "sign" appears 181 time(s) in 162 verse(s) in Quran in Muhammad Habib Shakir translation.

(151) And We did not show them a sign but it was greater than its like, and We overtook them with chastisement that they may turn.

(152) Most surely in the heavens and the earth there are signs for the believers.

(153) And in your (own) creation and in what He spreads abroad of animals there are signs for a people that are sure;

(154) And (in) the variation of the night and the day, and (in) what Allah sends down of sustenance from the cloud, then gives life thereby to the earth after its death, and (in) the changing of the winds, there are signs for a people who understand.

(155) And He has made subservient to you whatsoever is in the heavens and whatsoever is in the earth, all, from Himself; most surely there are signs in this for a people who reflect.

(156) Allah promised you many acquisitions which you will take, then He hastened on this one for you and held back the hands of men from you, and that it may be a sign for the believers and that He may guide you on a right path.

(157) And in the earth there are signs for those who are sure,

(158) And We left therein a sign for those who fear the painful punishment.

(159) Certainly he saw of the greatest signs of his Lord.

(160) And certainly We left it as a sign, but is there anyone who