Psalm 73
Psalm 73 is a song that reflects on God’s judgment and the fact that the ungodly often seem to prosper in this life. This reality, however, should not cause us to despair, because God will intervene and set things right in the future.
It would be a good idea to sing the whole Psalm 73. Perhaps the first part of the psalm can be sung before your sermon (Psalm 73:1–14) and the second part after your sermon (Psalm 73:15–28).
4 For if God did not spare angels when they sinned, but cast them into hell and committed them to chains of gloomy darkness to be kept until the judgment;