They even say that the girl had to die for the sins of the group. Throughout the episode whenever they were accussing one of the group they were sure to show them wearing their crosses.
Sorry for the rant but it's just so noticeable I can't believe I never registered it before
Its really fun to get them mocking the Old Testament and its fantastical elements, then once they are going on it hard just throw in "those Jews are so wild believing that shit."
Because 99% of them forget that the Jews believe in that too.