Sunan an-Nasa'i #3046 · The Book of Hajj

Sunan an-Nasa'iIt was narrated that Abdur-Rahman bin Yazid said
Sunan an-Nasa'i · Book 24 · The Book of Hajj
Sunan an-Nasa'i · كتاب 24 · كتاب الحج
"When we were in Jam (Al-Muzadalifah), Ibn Masud said: 'I heard the one to whoem surat Al-Baqarah was revealed say, in this place: Labbaik Allahumma Labbaik
أَخْبَرَنَا هَنَّادُ بْنُ السَّرِيِّ، فِي حَدِيثِهِ عَنْ أَبِي الأَحْوَصِ، عَنْ حُصَيْنٍ، عَنْ كَثِيرٍ، - وَهُوَ ابْنُ مُدْرِكٍ - عَنْ عَبْدِ الرَّحْمَنِ بْنِ يَزِيدَ، قَالَ قَالَ ابْنُ مَسْعُودٍ وَنَحْنُ بِجَمْعٍ سَمِعْتُ الَّذِي، أُنْزِلَتْ عَلَيْهِ سُورَةُ الْبَقَرَةِ يَقُولُ فِي هَذَا الْمَكَانِ ‏
"‏ لَبَّيْكَ اللَّهُمَّ لَبَّيْكَ ‏"‏ ‏.‏
Reference : Sunan an-Nasa'i 3046In-book reference : Book 24, Hadith 429