It was narrated that Ayyub said:"Abu Qilabah narrated this Hadith to us, then he said: 'Do you want to meet the one who narrated this Hadith?' He directed me to him and I met him and he said: 'A relative of mine who was called to the Messenger of Allah concerning some camels of mine that had been taken away. When I saw him he was eating, and he called me to eat with him, but I said: 'I saw him he was eating, and he called me to eat with him, but I said: I am fasting.' He said: 'Come close and I will tell you but that. Allah has waived fasting and half of the prayer for the traveler

English translation · Sunan an-Nasa'i