﴿ قَالَ هَلْ عَلِمْتُم مَّا فَعَلْتُم بِيُوسُفَ وَأَخِيهِ إِذْ أَنتُمْ جَٰهِلُونَ ﴾

“Replied he: "Do you remember what you did to Joseph and his brother when you were still unaware [of right and wrong]?"”

Please check ayah 12:92 for complete tafsir.