Surah Al-Kahf, Verse 83

وَيَسۡـَٔلُونَكَ عَن ذِي ٱلۡقَرۡنَيۡنِۖ قُلۡ سَأَتۡلُواْ عَلَيۡكُم مِّنۡهُ ذِكۡرًا٨٣

wayasalūnaka ʿan dhī l-qarnayni qul sa-atlū ʿalaykum min'hu dhik'ran

And they ask you, [O Muḥammad], about Dhul-Qarnayn. Say, "I will recite to you about him a report."