Hadith 1115:23
Marwan ibn Shuja’ narrated to us, Khasif narrated to me, from Mujahid, from Ibn Umar, that he asked Bilal, and he informed him: "That the Messenger of Allah (peace and blessings of Allah be upon him) performed two rak'ahs, placing the pillar to his right, and he stepped forward a little, and placed the Maqam (Station of Ibrahim) behind his back."
حدثنا مروان بن شجاع ، حدثني خصيف، عن مجاهد، عن ابن عمر، أنه سأل بلالا، فأخبره " أن رسول الله صلى الله عليه وسلم ركع ركعتين جعل الأسطوانة عن يمينه، وتقدم قليلا وجعل المقام خلف ظهره "