Unicorns in the Bible? Really?

Here’s what one of my Bibles has at Isaiah 34:7: “And the unicorns shall come down with them, and the bullocks with the bulls; and their land shall be soaked with blood, and their dust made fat with fatness” (KJV).

What to think about that? Magical, mythological horses? Did they think such existed? Dan Kimball, in How (Not) To Read the Bible, is a pasto…