Qur'an 18:65 · Al-Kahf

فَوَجَدَا عَبْدًۭا مِّنْ عِبَادِنَآ ءَاتَيْنَٰهُ رَحْمَةًۭ مِّنْ عِندِنَا وَعَلَّمْنَٰهُ مِن لَّدُنَّا عِلْمًۭا

(65) And they found a servant from among Our servants [i.e., al-Khiḍr] to whom We had given mercy from Us and had taught him from Us a [certain] knowledge.