She exults over the body of the man who killed her father, chews his liver, and makes jewelry from his skin and nails.[13] 625: Nusaybah bint Ka'ab fights in the Battle of Uhud on behalf of Muhammad after converting to Islam.[14] Hammanah bint Jahsh also participated in the Battle of Uhud and provided water to the needy, and treated the wounded and injured.[15] Rumaysa bint Milhan entered the battle carrying a dagger in the folds of her dress, and tended to the wounded. She also made attempts to defend Muhammad when the tide of the battle turned against him.[16] 627: Rufaida Al-Aslamia, the first Muslim nurse, attends to the wounded at the Battle of the Trench. [citation needed]Rumaysa bint Milhan also participated, carrying a dagger in her robes. When Muhammad asked her what she was doing with it, she informed him that she planned to use it to fight deserters.[16] 632: Prophetess Sajah, a contemporary of Muhammad, led an army of 4,000 against Medina after his death, but called off the attack when she learned of the defeat of Tulayha.[17] 634: Umm Hakim single-handedly disposed of seven Byzantine soldiers with a tent pole during the Battle of Marj al-Saffar.[18] 656: Aisha, widow of Muhammad, leads troops at the Battle of the Camel.