´It was narrated that Ibn 'Abbas said:` "We used to travel with the Messenger of Allah (ﷺ) between Makkah and Al-Madinah, fearing nothing but Allah, the Mighty and Sublime, and praying two rak'ahs."
Hadith ReferenceSunan an-Nasa'i / The Book of Shortening the Prayer When Traveling / Hadith: 1437
Hadith Gradingالألبانی:صحيح | زبیر علی زئی:إسناده صحيح