Islamic Studies MCQsWho killed Muslema Kazab (Musailamah al Kazzab)?A. Hazrat Ali (R.A) B. Hazrat Khalid Bin Waleed (R.A) C. Wahshi ibn Harb D. None of these First Azan was called out in A.H.?For how many months Hazart Hasan (R.A) remained khalifa?