بُلُوغُ الْمَرَامِ
Bulugh al-Maram 490
The Book of Prayer
وَعَنِ ابْنِ عُمَرَ: { كَانَ اَلنَّبِيُّ - صلى الله عليه وسلم -وَأَبُو بَكْرٍ, وَعُمَرُ: يُصَلُّونَ الْعِيدَيْنِ قَبْلَ اَلْخُطْبَةِ } مُتَّفَقٌ عَلَيْهِ [1] .
Narrated Ibn 'Umar (RA): Allah's Messenger (ﷺ) Abu Bakr and 'Umar (RA) used to offer the 'Eid prayer before the Khutbah (religious talk - sermon). [Agreed upon].
Sunnah.com reference: Book 2, Hadith 416