Surah Al-Kahf Verse 86 - English Translation by The Study Quran
Surah Al-Kahfحَتَّىٰٓ إِذَا بَلَغَ مَغۡرِبَ ٱلشَّمۡسِ وَجَدَهَا تَغۡرُبُ فِي عَيۡنٍ حَمِئَةٖ وَوَجَدَ عِندَهَا قَوۡمٗاۖ قُلۡنَا يَٰذَا ٱلۡقَرۡنَيۡنِ إِمَّآ أَن تُعَذِّبَ وَإِمَّآ أَن تَتَّخِذَ فِيهِمۡ حُسۡنٗا
till when he reached the place of the setting sun, he found it setting in a murky spring, and there he found a people. We said, “O Dhu’l-Qarnayn! Thou mayest punish, or thou mayest treat them well.”