"Moses and others believed that the River Jordan was the border of Israel, but the deuteronomists believed that Israel included Transjordan, which justified aggression to the east. There are many other examples: the predeuteronomic law said nothing about a monarch. The Law as laid down by the deuteronomic school reflected a monarchist system. The predeuteronomic law was largely concerned with sacred matters, while the deuteronomic law's main concern is the education of the king and his people—secular matters in other words. The deuteronomists insisted on centralizing the religion in the Temple in Jerusalem, destroying the outlying cult centers. And there is another feature that Lagos found significant."