And We had certainly given Moses the Scripture and appointed with him his brother Aaron as an assistant.
The Saheeh International Quran Translation
وَلَقَدْ ءَاتَيْنَا مُوسَى ٱلْكِتَٰبَ وَجَعَلْنَا مَعَهُۥٓ أَخَاهُ هَٰرُونَ وَزِيرًاAnd We had certainly given Moses the Scripture and appointed with him his brother Aaron as an assistant.