 Although the Ikhwân appear widely Aristotelian (for instance, for their presentation of the terrestrial world or the theory of knowledge rooted in sensation), the wealth of the available sources led the “Pure Brethren” to support their doctrines by a variety of theoretical models, often melted together (which even affects the consistence of the Ikhwanian idea of God, Islamic and Neoplatonic at the same time, Netton 2009, 108).