It wasnarrated from 'Amir bin Sa'd, from his father, that theMessengerof Allah (ﷺ) used to say the Salam to his right and to hisleft. (RU)
English reference (RU): Vol. 1, Book 5, Hadith 915 (RU)
Arabic reference (RU): Book 5, Hadith 968 (RU)