The Prophet ﷺ said, "Allah has relieved the traveler of half the prayer and of fasting, and likewise the pregnant and nursing woman."
أخبرنا عمر بن محمد بن الحسن بن التل قال حدثنا أبي قال حدثنا سفيان الثوري عن أيوب عن أبي قلابة
عن النبي ﷺ قال إن الله وضع عن المسافر نصف الصلاة والصوم وعن الحبلى والمرضع
[Hasan]. It is in Kubra, no. 2583. Abu Dawud also narrated it, no. 2408, as did Tirmidhi, no. 715, and Ibn Majah, no. 3299, 1667, through various routes from Anas bin Malik, with the same wording. Tirmidhi graded it hasan, and Ibn Khuzayma graded it sahih, no. 2044. It has a corroborating hasan witness-narration that will come, no. 2317.