The word(s) "portents" appears 59 time(s) in 56 verse(s) in Quran in Muhammad Pickthal translation.

(51) And in your creation, and all the beasts that He scattereth in the earth, are portents for a folk whose faith is sure.

(52) And the difference of night and day and the provision that Allah sendeth down from the sky and thereby quickeneth the earth after her death, and the ordering of the winds, are portents for a people who have sense.

(53) These are the portents of Allah which We recite unto thee (Muhammad) with truth. Then in what fact, after Allah and His portents, will they believe?

(54) And hath made of service unto you whatsoever is in the heavens and whatsoever is in the earth; it is all from Him. Lo! herein verily are portents for a people who reflect.

(55) And in the earth are portents for those whose faith is sure.

(56) Lo! this is one of the greatest (portents)