Matt Korff leads a discussion in the study of Zephaniah, God's judgment on various nations such as Moab, Ammon, the Philistines, Assyria, and Ethiopia (Kush) is emphasized, with the prophet declaring their destruction for their pride and wickedness. The speaker explains the historical context, including the Philistines' Greek origins and the involvement of Assyria in ruling Egypt during Zephaniah’s time. Zephaniah's message underscores God’s righteous wrath against sin and idolatry, as well as His promise of restoration for His faithful people. The study concludes by highlighting Zephaniah’s relevance to both his time and the present day, reminding believers of God's ongoing work in salvation history.