Volume 2 · Book 26 · Hadith 644
Narrated Nafi: ' Ibn 'Umar said, "The Prophet passed the night at Dhi-Tuwa till it was dawn and then he entered Mecca." Ibn 'Umar used to do the same.
— Sahih Bukhari, Volume 2, Book 26: Pilgrimmage (Hajj), Hadith #644