Quran 44:36 from Surah Ad-Dukhaan on Divine Marvels.
فَأۡتُواْ بِـَٔابَآئِنَآ إِن كُنتُمۡ صَٰدِقِينَ
English translation: Then bring our forefathers if you are truthful
Transliteration: fatu biabaina in kuntum sadiqina