A sharp warning is delivered to a nation caught in the dangerous cycle of repeating past mistakes. The rebuke specifically targets the violation of the Sabbath, drawing a direct line between the current generation and their ancestors who committed the exact same offense. Because of those past actions, God brought severe punishment and widespread destruction upon the people. This was not a hidden or minor event, but rather a universally known tragedy that left a permanent mark on their history.
By choosing to ignore the Sabbath once again, the current generation is actively worsening their standing. Their behavior creates a new layer of divine anger. Instead of learning from history, they are simply adding fresh anger on top of the heavy judgment God already poured out on their ancestors long ago.