Quran 39:49 from Surah Az-Zumar on Divine Marvels.
فَإِذَا مَسَّ ٱلۡإِنسَٰنَ ضُرّٞ دَعَانَا ثُمَّ إِذَا خَوَّلۡنَٰهُ نِعۡمَةٗ مِّنَّا قَالَ إِنَّمَآ أُوتِيتُهُۥ عَلَىٰ عِلۡمِۭۚ بَلۡ هِيَ فِتۡنَةٞ وَلَٰكِنَّ أَكۡثَرَهُمۡ لَا يَعۡلَمُونَ
English translation: So when touches [the] man adversity he calls upon Us then when We bestow (on) him a favor from Us he says Only I have been given it for knowledge Nay it (is) a trial but most of them (do) not know
Transliteration: fa-idha massa al-insana durrun da'ana thumma idha khawwalnahu ni'matan minna qala innama utituhu ala il'min bal hiya fit'natun walakinna aktharahum la ya'lamuna