Murdering A Self Proclaimed Prophet
Please see this thread where brother Ahmad is talking about this hadith being weak (however it is called Sahih by many reputed scholars). Discussion 14674 The hadith about Jewish woman who threw garbage is not authentic at all .. in fact its authenticity is so weak that none of the books included it..
The people who were killed for apostasy were killed on the orders of Allah and the Prophet sws followed the directives.