The FIRMAMENT seperates the "waters above" from the "waters below".
The "waters", where the PROSTITUTE sits, stands for people, multitudes, nations, and languages.
You do not light a lamp and stick it under a bowl, you let the light shine for all to see.
Heaven and earth in Genesis is not what the "churches" claim it to be. As Jesus said, all these things are done in parable, so some although ever seeing never perceive.