The Enlightenment, however, did not witness the abandonment of older prejudices. In both philosophical and popular writings, unflattering images of Muslims and Islam persisted. In fact, we have plenty of examples of Enlightenment philosophers who reiterated negative stereotypes even as they articulated more positive appraisals.

XREF: Contradicts the common assumption that the Enlightenment uniformly championed tolerance and reason over religious prejudice.

Green, Todd H, The Fear of Islam_ An Intro…, loc. 161