مُسْنَدُ أَحْمَدَ
Musnad Ahmad 2192
Musnad of 'Abdullah bin al-'Abbas bin 'Abdul-Muttalib from the Prophet
It was narrated that Qatadah said: Abul-ʻAliyah narrated: The paternal cousin of your Prophet (ﷺ), Ibn 'Abbas narrated: The Prophet of Allah (ﷺ) said... And he narrated a similar report.
Musnad Ahmad 2198Its isnad is saheeh, al-Bukhari (3239) and Muslim (165)]