Persecution in MakkahAmmar came from a family exposed to severe persecution for accepting Islam. Accounts of his parents Yasir and Sumayya became central to remembrance of the hardships faced by the first believers.Source: TDV Encyclopaedia of Islam — Ammar ibn Yasir
Building the communityHe migrated to Madinah and helped build its mosque. He participated in major events during Muhammad’s ﷺ lifetime and later held responsibilities in Iraq, including service in Kufa.Source: TDV Encyclopaedia of Islam — Ammar ibn Yasir · Bukhari 447 — Ammar and the mosque
Support for AliAmmar supported Ali ibn Abi Talib during the first civil war and was killed at Siffin in 657. Hadith concerning his death became important in later interpretations of that conflict.Source: TDV Encyclopaedia of Islam — Ammar ibn Yasir · Bukhari 447 — Ammar and the mosque
SourcesOriginal biographical summary based on the cited references. Uncertain dates and disputed reports are qualified or omitted. This is not an excerpt or paraphrase of the 82 İl 82 Sahabi book.TDV Encyclopaedia of Islam — Ammar ibn YasirBukhari 447 — Ammar and the mosque