Muslim prejudice seems to be coming from competing religious ideologies.
Extremist Christians seem to have an investment in denigrating mosques.
The "Know Nothing" party of America's history was organized against Catholics
by Protestants. Religious bigotry has an extensive historical role in the US.

One religion seems to cast a blind eye toward their actions as they blame another
for the very same actions they themselves commit.

There are those who claim that one religion is better than another because of their employment of humane treatment. Historically, there is not much evidence for this view.

One could substitute "race" for "religion" and come up with similar conclusions.