Ibn Taymiyyah explains:

Also the Khārijites used to follow the Qurʾān upon the requirements of their own understanding but as for those [the Rāfiḍah Shīʿites], they follow the Infallible Imām [whom they believe in] who has no existence [in reality]. So the reference of the Khārijites is better than the reference of the [Shīʿites].

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