He was from the people of Koofa.  He narrated (knowledge) from Anas (radiyallaahu-anhu).  His kunya was Abu Usaama.  He was a devout worshipper and one who was very patient in bearing constant hunger.

[Source: Seeratus Salaf As-Saaleh by: Imaam Ismaaeel Bin Muhammad Bin Fadl Al-Asbahaanee (535AH): Chapter: A mention of those who followed the companions in righteousness]