Sunan Ibn Majah, Volume 2, Book 5, Hadith 1063 (DarusSalam) ⓘ
It was narrated that ‘Umar said: “The prayer while traveling is two Rak’ah, and Friday is two Rak’ah, and ‘Eid is two Rak’ah. They are complete and are not shortened, as told by Muhammad.”
حَدَّثَنَا أَبُو بَكْرِ بْنُ أَبِي شَيْبَةَ، حَدَّثَنَا شَرِيكٌ، عَنْ زُبَيْدٍ، عَنْ عَبْدِ الرَّحْمَنِ بْنِ أَبِي لَيْلَى، عَنْ عُمَرَ، قَالَ صَلاَةُ السَّفَرِ رَكْعَتَانِ وَالْجُمُعَةُ رَكْعَتَانِ وَالْعِيدُ رَكْعَتَانِ تَمَامٌ غَيْرُ قَصْرٍ عَلَى لِسَانِ مُحَمَّدٍ ـ صلى الله عليه وسلم ـ .
also referenced under: Hadith 1063 (Reference) & Book 5, Hadith 1116 (In-Book)