(9) باب مَنَاقِبُ عَلِيِّ بْنِ أَبِي طَالِبٍ الْقُرَشِيِّ الْهَاشِمِيِّ أَبِي الْحَسَنِ رضى الله عنه
And narrated Sad that the Prophet (ﷺ) said to 'Ali, "Will you not be pleased from this that you are to me like Aaron was to Moses?"
Reference: Sahih al-Bukhari 3706
In-book reference: Book 62, Hadith 57
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 5, Book 57, Hadith 56