from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. an expression whose meanings cannot be inferred from the meanings of the words that make it up
Sorry, no etymologies found.
 This is the meaning of the idiomatic expression (...) (ek tou mesou genetai).
It should not be overlooked that v. 3 begins with an idiomatic expression frequently used when details are to be introduced, the expression, namely, "and it came to pass" (wayhi).