They made their hearts as hard as flint so that they couldn’t hear the Lord’s teachings, the words that the Lord of Armies had sent by his Spirit through the earlier prophets. So the Lord of Armies became very angry.
But King Sihon of Heshbon wouldn’t allow us to pass through. The Lord your God made him stubborn and overconfident in order to hand him over to you, as he has now done.
Be careful that you do not refuse to listen when God speaks. Your ancestors didn’t escape when they refused to listen to God, who warned them on earth. We certainly won’t escape if we turn away from God, who warns us from heaven.
Why should you be as stubborn as the Egyptians and their Pharaoh were? After he toyed with the Egyptians, didn’t they send the Israelites on their way?