It wasnarrated from Mu'adh bin Jabal that the Prophet (ﷺ) combinedtheZuhr and 'Asr, and the Maghrib and 'Isha' when traveling duringthe campaign of Tabuk. (ES)
English reference (ES): Vol. 1, Book 5, Hadith 1070 (ES)
Arabic reference (ES): Book 5, Hadith 1123 (ES)