What follows is divine revelation. The word of the Lord came to Israel through Malachi:

And I came near to you for judgment: and I was a swift witness against those practicing magic, and against those committing adultery, and against those swearing to falsehood, and against those oppressing the hire of the hireling, the widow and the orphan, and those turning aside the stranger, and they feared not me, said Jehovah of armies.

For, lo, the day hath come, burning as a furnace, And all the proud, and every wicked doer, have been stubble, And burnt them hath the day that came, Said Jehovah of Hosts, That there is not left to them root or branch,