حَدَّثَنَا عَبْدُ بْنُ حُمَيْدٍ، حَدَّثَنَا الْحَجَّاجُ بْنُ مِنْهَالٍ، حَدَّثَنَا حَمَّادُ بْنُ سَلَمَةَ، عَنْ حُمَيْدٍ، عَنْ أَنَسٍ، أَنَّ عُمَرَ، قَالَ يَا رَسُولَ اللَّهِ لَوْ صَلَّيْنَا خَلْفَ الْمَقَامِ فَنَزَلَتْ ‏:‏ ‏(‏وَاتَّخِذُوا مِنْ مَقَامِ إِبْرَاهِيمَ مُصَلًّى ‏)‏ ‏.‏ قَالَ أَبُو عِيسَى هَذَا حَدِيثٌ حَسَنٌ صَحِيحٌ ‏.‏

Narrated Anas: that 'Umar bin Al-Khattab said: "O Messenger of Allah (PBUH)! I wish that we could perform Salat behind the Maqam: So the following was revealed: And take you the Maqam of Ibrahim as a place of Salat. (2:125)." Translation Not Available

Book Ref: Jamiya Tirmidhi Book 47 Hadith 2959
Web Ref:  Jamiya Tirmidhi Vol 5 Book 44 Hadith 2959