Narrated Buraidah: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

English translation · Jami' at-Tirmidhi