Why does it say "Bein Hashem u'Vein ha'Melech u'Vein ha'Am", and also "Bein ha'Melech u'Vein ha'Am?
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Rashi: The king and nation will follow Hashem
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, and the nation will be servants of the king. Malbim - the second Bris depends on the first. And so it was - when the king abandoned Hashem, they rebelled against him and killed him.