مُسْنَدُ أَحْمَدَ
Musnad Ahmad 3820
Musnad of Abdullah bin Mas'ood
It was narrated that 'Abdullah (رضي الله عنه) said: A black slave joined the Prophet (ﷺ). He died and the Prophet (ﷺ) was informed of that. He said: "See whether he left anything behind?” They said: He left behind two dinars. The Prophet (ﷺ) said: “Two brands of fire.”
Musnad Ahmad 3843lts isnad is hasan]