It's right in front of you!

The members of God’s heavenly host are not peripheral or insignificant or unrelated to our story, the human story, in the Bible. They play a central role. But modern Bible readers too often read right past, without grasping the fascinating ways the supernatural world is present in dozens of the most familiar episodes in the Bible. It took me decades to see what I now see in the Bible.— Supernatural: What the Bible Teaches about the Unseen World—And Why It Matters, pages 15–16

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Indeed! I have taught various incarnations of Old Testament Survey many times over the years. The thing that always delights me is when the lightbulb goes on as people see that the biblical world is a supernatural world. All of a sudden they start seeing it everywhere. That's when I'm glad to be a teacher : )
</idle musing>