Exodus 23:32

32 aYou shall make no covenant with them and their gods.

Exodus 34:12

12 bTake care, lest you make a covenant with the inhabitants of the land to which you go, lest it become a csnare in your midst.

Deuteronomy 7:2

2 dand when the Lord your God gives them over to you, and you defeat them, then you must edevote them to complete destruction.
That is, set apart ( devote) as an offering to the Lord (for destruction)
gYou shall make no covenant with them and show no mercy to them.
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