أَخْبَرَنَا قُتَيْبَةُ، قَالَ حَدَّثَنَا أَبُو الأَحْوَصِ، عَنْ مَنْصُورٍ، عَنِ الشَّعْبِيِّ، عَنِ الْبَرَاءِ بْنِ عَازِبٍ، قَالَ خَطَبَنَا رَسُولُ اللَّهِ صلى الله عليه وسلم يَوْمَ النَّحْرِ بَعْدَ الصَّلاَةِ ‏.‏

It was narrated that Al-Bara' bin 'Azib said: "The Messenger of Allah (PBUH) addressed us on the day of An-Nahr after the prayer." (Sahih Translation Not Available

Book Ref: Sunan An Nisai Book 19 Hadith 1570
Web Ref:  Sunan An Nisai Vol 2 Book 19 Hadith 1571