from his mother who said: "I entered upon Umm Salamah, and I heard her saying: "The Messenger of Allah (ﷺ) used to say: "No hypocrite loves 'Ali, and no believer hates him."
Jami` at-Tirmidhi Book 49, Hadith 114
← Previous Hadith "We, the people of the Ansar, used to recognize the hypocrites, by their hatred for 'Ali bin Abi Talib."

Jami` at-Tirmidhi Book 49, Hadith 113 Next Hadith → that the Messenger of Allah (ﷺ) said: "Indeed Allah has ordered me to love four, and He informed me that He loves them." It was said: "O Messenger of Allah! Name them for us." He said: "'Ali is among them," saying that three times, "And Abu Dharr, Al-Miqdad, and Salman. And He ordered me to love them, and He informed me that He loves them."

Jami` at-Tirmidhi Book 49, Hadith 115