Dalil
العربية

Quran Al-Qasas 28:14

وَلَمَّا بَلَغَ أَشُدَّهُۥ وَٱسۡتَوَىٰٓ ءَاتَيۡنَٰهُ حُكۡمٗا وَعِلۡمٗاۚ وَكَذَٰلِكَ نَجۡزِي ٱلۡمُحۡسِنِينَ

Translation

And when he attained his full strength and was [mentally] mature, We bestowed upon him judgement and knowledge. And thus do We reward the doers of good.