Quran 50:5 from Surah Qaaf on Divine Marvels.
بَلۡ كَذَّبُواْ بِٱلۡحَقِّ لَمَّا جَآءَهُمۡ فَهُمۡ فِيٓ أَمۡرٖ مَّرِيجٍ
English translation: Nay they denied the truth when it came (to) them so they (are) in a state confused
Transliteration: bal kadhabu bil-haqi lamma jaahum fahum fi amrin marijin