The prayer when travelling is two rakʿahs, the prayer of [Eid] ul-Adha is two rakʿahs, the prayer of [Eid] ul-Fitr is two rakʿahs and the prayer of Jumuʿah is two rakʿahs, complete not shortened, as stated by Muhammad ﷺ, Sufyan said: On one occasion Zubaid said: I think he was narrating it from ʼUmar. ‘Abdur-Rahman said: Without a doubt. Yazeed - i.e., bin Haroon bin Abi Laila - said: l heard ʿUmar. (Using translation from Aḥmad 257)  

قَالَ عُمَرُ «صَلَاةُ الْجُمُعَةِ رَكْعَتَانِ وَصَلَاةُ الْفِطْرِ رَكْعَتَانِ وَصَلَاةُ الْأَضْحَى رَكْعَتَانِ وَصَلَاةُ السَّفَرِ رَكْعَتَانِ تَمَامٌ غَيْرُ قَصْرٍ عَلَى لِسَانِ مُحَمَّدٍ ﷺ»  

"The prayer of Al-Adha is two rak'ahs, the prayer of Al-Fitr is two rak'ahs, the prayer of the traveler is two rak'ahs and the jumu'ah prayer is two rak'ahs, complete and not shortened, upon the tongue of the Prophet ﷺ. (Using translation from Nasāʾī 1566)  

قَالَ عُمَرُ «صَلَاةُ الْمُسَافِرِ رَكْعَتَانِ وَصَلَاةُ الْأَضْحَى رَكْعَتَانِ وَصَلَاةُ الْفِطْرِ رَكْعَتَانِ وَصَلَاةُ الْجُمُعَةِ رَكْعَتَانِ تَمَامٌ وَلَيْسَ بِقَصَرٍ عَلَى لِسَانِ رَسُولِ اللهِ ﷺ»