Classical polemical discussion raises examples involving Christian reports concerning Jesus and certain Jewish claims about the enduring status of Mosaic law. Their role is to test an objection: if multiple communities repeat opposed propositions, must all widely repeated propositions count as mutawātir?
A careful response examines how each report originated, the transmitters' access to events, their possible dependence on one another, and the difference between an observed occurrence and a doctrinal interpretation. The scriptural and historical disputes themselves are not decided by counting adherents.
The operative principle is critical examination of a particular report, not a blanket judgment about members of a religious group. Widespread acceptance alone does not establish every technical condition of certain transmission.