The Scholars of both the past and modern times have not differed over the Khārijites being an evil people, disobedient to Allāh, the Exalted and His Messenger [sas].
Since the daʿwah of the Muslim Brotherhood was established, it was mixed and attached with the daʿwah of the Rawāfiḍ (Shiʿah), the grave-worshipping Ṣūfiyyah, the Khawārij.