Musa ibn ʿUbaydah reported: ʿImran ibn Abi Anas narrated to us, from Malik ibn Aws ibn al-Hadathan, who said:

Abu Dharr returned from Syria. He entered the mosque while I was sitting there, greeted us with peace, then went to one of the pillars and prayed two brief cycles. When he finished, he recited: “Your mutual rivalry for more and more has distracted you” [al-Takathur 102:1].

People crowded around him and said, “Tell us what you heard from the Messenger of Allah ﷺ.”

He replied, “I heard my dear one, the Messenger of Allah ﷺ, say: ‘For camels there is their obligatory charity, for cattle there is their obligatory charity, and for grain there is its obligatory charity. Whoever amasses a dinar, or bullion, or silver, without reserving it for a creditor and without spending it in the path of Allah, will be branded with it.’”

I said, “Abu Dharr! Be careful about what you attribute to the Messenger of Allah ﷺ, for these kinds of wealth have become widespread.”

He asked, “Who are you, my nephew?”
So I stated my lineage to him.

He said, “I already know your principal lineage. Do you not recite: ‘Those who hoard up gold and silver and do not spend it in the way of Allah…’ [At-Tawbah (1): 35]?”

Musa (i.e., ibn ʿUbaydah) was declared weak, though trustworthy narrators reported this from him.

Ibn Lahiʿah reported: Abu Qabil narrated to us, saying, “I heard Malik ibn ʿAbd Allah al-Ziyadi (2) relate from Abu Dharr:
that he came to seek permission to enter upon ʿUthman. Permission was granted, and he entered holding a staff in his hand.

ʿUthman said, ‘O Kaʿb! ʿAbd al-Rahman has died and left wealth; what is your view?’

Kaʿb replied, ‘If…’