Contradiction with Matthew 5:9
"Blessed are the peacemakers: for they shall be called the children of God." This verse encourages peace, which can contrast with the context of the Israelites preparing for battle implied in Deuteronomy 3:18.
Matthew 5:9: Blessed [are] the peacemakers: for they shall be called the children of God.
Contradiction with Isaiah 2:4
"And he shall judge among the nations, and shall rebuke many people: and they shall beat their swords into plowshares, and their spears into pruninghooks: nation shall not lift up sword against nation, neither shall they learn war any more." This verse advocates for peace and the end of war, which contrasts with the military preparations in Deuteronomy 3:18.
Isaiah 2:4: And he shall judge among the nations, and shall rebuke many people: and they shall beat their swords into plowshares, and their spears into pruninghooks: nation shall not lift up sword against nation, neither shall they learn war any more. [pruninghooks: or, scythes]