[asformeandformyhouse]

But if the Bible speaks sometimes in metaphor, how do we know when to take it literally?

How about, "Context"?

[Malcolm]

As for me and my house, we will worship the Lord. If you want to follow some other religion, person, your own nose, etc., that is your affair. But I promise anyone with enough ears to hear it, to not accept JC as your personal savior will be the worst mistake you've ever made. It's the best possible investment ever; the dividend is immeasurable and tax-free.....