Quran 11:103 from Surah Hud on Divine Marvels.
إِنَّ فِي ذَٰلِكَ لَأٓيَةٗ لِّمَنۡ خَافَ عَذَابَ ٱلۡأٓخِرَةِۚ ذَٰلِكَ يَوۡمٞ مَّجۡمُوعٞ لَّهُ ٱلنَّاسُ وَذَٰلِكَ يَوۡمٞ مَّشۡهُودٞ
English translation: Indeed in that (is) surely a Sign for (those) who fear (the) punishment (of) the Hereafter That (is) a Day (will) be gathered on it the mankind and that (is) a Day witnessed
Transliteration: inna fi dhalika laayatan liman khafa adhaba al-akhirati dhalika yawmun majmu'un lahu al-nasu wadhalika yawmun mashhudun