مُسْنَدُ أَحْمَدَ
Musnad Ahmad 3356
Musnad of 'Abdullah bin al-'Abbas bin 'Abdul-Muttalib from the Prophet
‘Ammar the freed slave of Banu Hashim narrated: I heard Ibn 'Abbas (رضي الله عنه) say: The Messenger of Allah (ﷺ) died when he was sixtyfive.
Musnad Ahmad 3380Its isnad is saheeh]