We don't use the term 'working class' here because it's a taboo term. You're supposed to say 'middle class,' because it helps diminish the understanding that there's a class war going on.
Noam ChomskyWho wrote the Bible? Current scholarship, to my knowledge, assumes that the material that constitutes the Old Testament was put together from various oral and folk traditions (many of them going far back) in the Hellenistic period. That was one of several currents, of which the collection that formed the New Testament was another.
Noam Chomsky