Jamadi-us-Sani
3rd - Martyrdom of Hazrat Fatima Zehra(sa) - 11 AH
10th - Martyrdom of Hazrat Jafer Tayyar(ra) - Battle of Mouta
13th - Martyrdom of Hazrat Ummul Baneen(as) - Mother of Hazrat Abbas(as)
20th - Birth of Hazrat Fatima Zehra(sa) - the 9th Holy Imam - (195 AH)
Source - Azadari.com