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>> “The Revelation 12:1-2 great sign in the heaven will occur on September 23-24, 2017, so all Hell will probably have broken out, quite literally, but then” <<
Actually, that will be the beginning of the big stuff. That is the start of Daniel’s 70th week.
That is my thinking as well. All I know is after it’s over it will be obvious what all the symbology meant. We will have a thousand years to talk about it. ;-)