مُسْنَدُ أَحْمَدَ
Musnad Ahmad 2673
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) said: The least severely punished of the people of Hell is Abu Talib. On his feet there are two sandals of fire because of which his brains boil."
Musnad Ahmad 2690Its isnad is saheeh, Muslim (212)]