MARTYDOM OF HAZRAT MOHSIN IBNE ALI ON 1ST RABBI UL AWWAL From Wikipedia; http://en.wikipedia.org/wiki/Muhsin_ibn_Ali Shi'a sources say that two days after Muhammad's death, Umar al-Khattab led a party of armed men to Ali's house. They called for the men of the house to come out and swear allegiance to Abu Bakr, and also threatened to burn the house down. No one came out, so the armed men pushed their way into the house. Fatima, who was pregnant at the time, was standing behind the door. Umar al Khattab pushed Fatima behind the burning door. He broke her ribs and wrist. Later, she miscarried