Medieval polemicists claimed Islam mixed truths with lies to deceive believers

Evidence

In that religion there are both many truths inserted into the lies, and good things mixed with the bad, even with malice to deceive: namely, so that the false things should be believed because of the true, or else that the bad things should be received because of the good. — Norman Daniel, Islam and the West, 904

Categorization

• DEFINE: Captures the standard medieval Christian ‘poison in honey’ theory of how Islamic doctrine worked as deception.
• XREF: connects to: Medieval critics saw Islamic truths as deliberate bait for deception; Each religion saw the other as a corruption of its own truth. — Norman Daniel, Islam and the West, 1039; Medieval Christian polemicists treated Christian and Muslim legends as mutually confirmatory