Jami` at-Tirmidhi 2960
جامع الترمذي#2960Sahihحَدَّثَنَا أَحْمَدُ بْنُ مَنِيعٍ، حَدَّثَنَا هُشَيْمٌ، أَخْبَرَنَا حُمَيْدٌ الطَّوِيلُ، عَنْ أَنَسٍ، قَالَ قَالَ عُمَرُ بْنُ الْخَطَّابِ رَضِيَ اللَّهُ عَنْهُ قُلْتُ لِرَسُولِ اللَّهِ صلى الله عليه وسلم لَوِ اتَّخَذْتَ مِنْ مَقَامِ إِبْرَاهِيمَ مُصَلًّى فَنَزَلَتْ : (وَاتَّخِذُوا مِنْ مَقَامِ إِبْرَاهِيمَ مُصَلًّى ) . قَالَ أَبُو عِيسَى هَذَا حَدِيثٌ حَسَنٌ صَحِيحٌ . وَفِي الْبَابِ عَنِ ابْنِ عُمَرَ .
Narrated Anas:that 'Umar bin Al-Khattab [may Allah be pleased with him] said: "I said: 'O Messenger of Allah (ﷺ)! I wish that you could perform Salat behind the Maqam of Ibrahim.' So the following was revealed: And take you the Maqam of Ibrahim as a place of Salat
Scholarly Authentication
The label above is the grade most of these scholars gave — one dissenting opinion no longer speaks for all of them. If any scholar calls a narration fabricated, that verdict is shown instead, whatever the others say. Each scholar's own wording:
In-book reference: 47:12