Hadith #1526 (Sahih Muslim)
Book: The Book of Prayer - Travellers
Narrator(s): Mu`adh bin ‘Abdur-Rahman at Taimi
Grade: Sahih

We set out with the Messenger of Allah (ﷺ) on the Tabuk expedition, and he observed the noon and afternoon prayers together and the sunset and ‘Isha’ prayers together.

Source: https://parallelquran.com/hadith/sahih-muslim-1526/