Abbas son of Ali (PBUH)
Abbas son of Ali (Arabic: Abbas ebne Ali) well-known as Abulfazl (Father of Virtue) and Ghamar Bani Hashem (the Moon of Hashem family), son of Imam Ali (PBUH) and younger brother of Imam Hassan (PBUH) and Imam Hussain (PBUH). His fame and popularity among Muslims and non-Muslims and Shias in particular is more due to him being a courageous valour and also his loyalty to Imam Hussain (PBUH) in Karbala. The resting place of Abbas son of Ali in Karbala lies in the same battleground where the Karbala incident happened. The commemoration of his martyrdom, as an old common custom, is held on the ninth day of the lunar calendar month of Muharram, named as Tasu’a.