Isaiah insists that we can’t put our trust in the glory of man, at all. Because it’s a mirage in the desert. It’s a water droplet of dew that’s evaporating under the morning sunlight. It doesn’t ultimately last.
This section of history vividly demonstrates how God saves his people: He graciously calls his people out of sin, into his blessing, into faith, and into worship.
The Day of God’s judgment won’t just be a day of punishing the wicked. It will also be a day of crowning the righteous with glory and honor.