Sahih Muslim Book 7, Hadith Number 2975.

Chapter : Stoning at Jamrat al-‘Aqaba from the heart of the valley in the state that Mecca is on the left side and pronouncing of takbir while throwing every pebble.

Abd al-Rahman b. Yazid reported: It was said to ‘Abdullah (Allah be pleased with bird) that people threw pebbles at the Jamra from the upper side of ‘Aqaba, whereas he threw stones at it from the heart of the valley, whereupon he said: By Him besides Whom there is no god, it is at this very place that one upon whom was revealed Surah al-Baqara threw stones at it.