مُسْنَدُ أَحْمَدَ
Musnad Ahmad 2179
Musnad of 'Abdullah bin al-'Abbas bin 'Abdul-Muttalib from the Prophet
It was narrated that Ibn 'Abbas (رضي الله عنه) said: The Messenger of Allah (ﷺ) fasted on the day of the conquest of Makkah until he came to Qudaid. A vessel of milk was brought to him and he broke his fast and instructed the People to break their fast.
Musnad Ahmad 2185Its isnad is saheeh]