It was narrated from Mu’adh bin Jabal that the Prophet ﷺ combined the Zuhr and ‘Asr, and the Maghrib and ‘Isha’ when traveling during the campaign of Tabuk.  

أَنَّ النَّبِيَّ ﷺ جَمَعَ بَيْنَ الظُّهْرِ وَالْعَصْرِ وَالْمَغْرِبِ وَالْعِشَاءِ فِي غَزْوَةِ تَبُوكَ فِي السَّفَرِ  

[Machine] That the Messenger of Allah ﷺ combined the Dhuhr and Asr prayers, and the Maghrib and Isha prayers while traveling and while residing.  

أَنَّ رَسُولَ اللهِ ﷺ جَمَعَ بَيْنَ الظُّهْرِ وَالْعَصْرِ وَالْمَغْرِبِ وَالْعِشَاءِ فِي السَّفَرِ وَالْحَضَرِ  

‘Abd Allah bin ‘Umar said The apostle of Allaah ﷺ combined the sunset and the night prayers at Al Muzdalifah. (Using translation from Abū Dāʾūd 1926)   

أَنَّ رَسُولَ اللهِ ﷺ جَمَعَ بَيْنَ الْمَغْرِبِ وَالْعِشَاءِ بِالْمُزْدَلِفَةِ  

the Messenger of Allah joined Maghrib and Isha in Jam (Al-Muzdalifah). (Using translation from Nasāʾī 3026)  

«أَنَّ رَسُولَ اللَّهِ ﷺ جَمَعَ بَيْنَ الْمَغْرِبِ وَالْعِشَاءِ يَعْنِي بِجَمْعٍ »  

Ibn 'Abbas reported that the Messenger of Allah ﷺ observed in Medina seven (rak'ahs) and eight (rak'ahs), i. e. (be combined) the noon and afternoon prayers (eight rak'ahs) and the sunset and 'Isha' prayers (seven rak'ahs). (Using translation from Muslim 705f)  

«أَنَّ رَسُولَ اللَّهِ ﷺ صَلَّى بِالْمَدِينَةِ سَبْعًا وَثَمَانِيًا الظُّهْرَ وَالْعَصْرَ وَالْمَغْرِبَ وَالْعِشَاءَ»  

[Machine] That the Prophet ﷺ combined the Dhuhr and Asr prayers in Madinah without fear or travel.  

أَنَّ النَّبِيَّ ﷺ جَمَعَ بَيْنَ الظُّهْرِ وَالْعَصْرِ بِالْمَدِينَةِ فِي غَيْرِ خَوْفٍ وَلَا سَفَرٍ  

"كَانَ رَسُولُ اللهِ ﷺ يَجْمَعُ بَيْنَ الظُّهْرِ وَالعَصْرِ، وَالمغْرِب وَالعشَاء فِى السَّفَرِ".