Quran 18:80 from Surah Al-Kahf on Divine Marvels.
وَأَمَّا ٱلۡغُلَٰمُ فَكَانَ أَبَوَاهُ مُؤۡمِنَيۡنِ فَخَشِينَآ أَن يُرۡهِقَهُمَا طُغۡيَٰنٗا وَكُفۡرٗا
English translation: And as for the boy his parents were his parents were believers and we feared that he would overburden them (by) transgression and disbelief
Transliteration: wa-amma al-ghulamu fakana abawahu mu'minayni fakhashina an yur'hiqahuma tugh'yanan wakuf'ran