 He held the view that an individual who believed that there could be intercessors with God was actually performing shirk.This was the major difference between him and his opponents and led him to declare Muslims outside of his group to be apostates (takfir) and idolators (mushrikin).Ibn 'Abd al-Wahhab's movement is today often known as Wahhabism, although many adherents see this as a derogatory term coined by his opponents, and prefer it to be known as the Salafi movement.