The set of people I would exclude for shiggles include non-Christians. Except for the New Testament, there are only 2 other known possible references. One was

The set of people I would exclude for shiggles include non-Christians. Except for the New Testament, there are only 2 other known possible references. One was altered by later Christians, and the other could have referred to a Jew named Chrestus. Without other external motivation, would this be enough to establish historicity?