Sunan an-Nasa'i 1444
سنن النسائي#1444Sahihأَخْبَرَنَا إِسْمَاعِيلُ بْنُ مَسْعُودٍ، قَالَ حَدَّثَنَا يَزِيدُ بْنُ زُرَيْعٍ، قَالَ حَدَّثَنَا سَعِيدٌ، قَالَ حَدَّثَنَا قَتَادَةُ، أَنَّ مُوسَى بْنَ سَلَمَةَ، حَدَّثَهُمْ أَنَّهُ، سَأَلَ ابْنَ عَبَّاسٍ قُلْتُ تَفُوتُنِي الصَّلاَةُ فِي جَمَاعَةٍ وَأَنَا بِالْبَطْحَاءِ، مَا تَرَى أَنْ أُصَلِّيَ، قَالَ رَكْعَتَيْنِ سُنَّةَ أَبِي الْقَاسِمِ صلى الله عليه وسلم .
Musa bin Salamah narrated that he asked Ibn 'Abbas:"I missed the prayer in congregation when I was in Al-Batha; how do you think I should pray?" He said: "Two rak'ahs, the sunnah of the Messenger of Allah (ﷺ)
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: 15:12