Sunan an-Nasa'i 3004
سنن النسائي#3004Sahihأَخْبَرَنِي عُبَيْدُ اللَّهِ بْنُ فَضَالَةَ بْنِ إِبْرَاهِيمَ، قَالَ أَنْبَأَنَا عَبْدُ اللَّهِ، - وَهُوَ ابْنُ يَزِيدَ الْمُقْرِئُ - قَالَ حَدَّثَنَا مُوسَى بْنُ عُلَىٍّ، قَالَ سَمِعْتُ أَبِي يُحَدِّثُ، عَنْ عُقْبَةَ بْنِ عَامِرٍ، أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم قَالَ " إِنَّ يَوْمَ عَرَفَةَ وَيَوْمَ النَّحْرِ وَأَيَّامَ التَّشْرِيقِ عِيدُنَا أَهْلَ الإِسْلاَمِ وَهِيَ أَيَّامُ أَكْلٍ وَشُرْبٍ " .
It was narrated from Uqbah bin Amir that the Messenger of Allah said:"The day of Arafat and the day of sacrifice and the day of At-Tashriq are our Id, the people of Islam, and they are days of eating and drinking
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: 24:387