Medieval Christian polemic made the Prophet’s discrediting the keystone of defeating Islam.

Evidence

Christian polemic ought, it seemed to those most concerned with it, to be so directed as wholly to discredit the Prophet. If he could be shown to be no prophet, the whole Islamic fabric failed. — Norman Daniel, Islam and the West, 383

Categorization

• XREF: Connects to the vault’s Anidjar/Jew-Arab enemy genealogy: the construction of Muhammad as false prophet is part of how Islam is built as the West’s constitutive outside.