Original sentence: For more information, read the Sixth pillar of Islam article.For other Muslim groups, the term sixth pillar of Islam can also refer to "Allegiance to the Imam" or "Hajj" depending on who is using it.In this view, Jihad is viewed as external war against those perceived to be enemies of Islam.Muslims who speak of the "Five Pillars of Islam" may find the mention of a violent sixth pillar to be offensive.Since the Islamist movement began in the 20th century, this point of view has become more prevalent.Some Muslims, mainly those belonging to the sect of the Khawarij, have taught that Jihad should be considered the sixth pillar of Islam
Edited sentence: At least one group believes that Jihad, meaning inner struggle against Satan (greater jihad) or external struggle (lesser jihad), is the "sixth pillar of Islam".For more information, see the article entitled Sixth pillar of Islam.Other groups consider "Allegiance to the Imam" to be the so-called sixth pillar of Islam