We must pay attention to Old Testament warnings because they are directed at us. Isaiah, Jesus, Paul, Peter etc. speak to the failings of professing believers. Endure to the end.

Jesus is on every page of Isaiah. We see in Ephesians that prophecies were written for our benefit. There is no such thing as a New Testament Christian.

Jesus is everywhere in Isaiah. Notice how Christians of today and beyond, seem to be the target audience.

What might a high-level demon say to a low level-level demon? C.S. Lewis gives great insight into many of the possibilities.

It's time to get off the sidelines and get in or out of the game. If you aren't ready to get all in, you better just get completely out. The time for procrastinating is over.