Volume 2 · Book 26 · Hadith 673
Narrated Salim that his father said: I saw Allah's Apostle arriving at Mecca; he kissed the Black Stone Corner first while doing Tawaf and did ramal in the first three rounds of the seven rounds (of Tawaf).
— Sahih Bukhari, Volume 2, Book 26: Pilgrimmage (Hajj), Hadith #673