that the Prophet (ﷺ) said to 'Ali: "You are to me in the position that Harun was to Musa, except that there is no Prophet after me."
Jami` at-Tirmidhi Book 49, Hadith 127
← Previous Hadith "When I would ask the Messenger of Allah SAW he would give me, and when I would be silent, he would initiate (speech or giving) with me."

Jami` at-Tirmidhi Book 49, Hadith 126 Next Hadith → that the Prophet (ﷺ) said to 'Ali, "You are to me, in the position that Harun was to Musa, ."

Jami` at-Tirmidhi Book 49, Hadith 128