Quran 23:40 from Surah Al-Muminoon on Divine Marvels.
قَالَ عَمَّا قَلِيلٖ لَّيُصۡبِحُنَّ نَٰدِمِينَ
English translation: He said After a little while After a little while surely they will become regretful
Transliteration: qala amma qalilin layus'bihunna nadimina