The Shia ulema gave a fatwa that killing five Sunnis would earn the killer a berth in paradise. The Sunni ulema at the Ottoman court issued a fatwa that killing ten Shias would earn the mujahid a place in paradise. The Wahhabi movement rose in the 18th century in the deserts of the Arabian Peninsula with a mission to eliminate deviations from pure monotheistic Islam. The reformers went about destroying the tombs of sufis, killing and terrorising traditional Sunnis and Shias.