Sunan Ibn Majah 115
سنن ابن ماجه#115SahihSa'd bin Abu Waqqas narrated from his father that:The Prophet said to 'Ali: "Would it not please you to be to me as Harun was to Musa?
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniSahih
Muhammad Fouad Abd al-BaqiSahih
Shuaib Al ArnautSahih
Zubair Ali ZaiSahih - Bukhari And Muslim