You shall make no covenant with them and their gods.
God sends His angel, likely the Son of God Himself, to guide Israel through wilderness and enemy country alike. He demands obedience to this messenger; your part is not to murmur or test Him, but to keep His precepts and hear His voice, and He will be enemy to your enemies and bring you safely to the land prepared.
AI summary
Commenting on Exodus 23:20-33
Thou shalt make no covenant with them - They were incurable idolaters, and the cup of their iniquity was full. And had the Israelites contracted any alliance with them, either sacred or civil, they would have enticed them into their idolatries, to which the Jews were at all times most unhappily prone; and as God intended that they should be the preservers of the true...
Exo 23:31-33 The divine promise closes with a general indication of the boundaries of the land, whose inhabitants Jehovah would give up to the Israelites to drive them out, and with a warning against forming alliances with them and their gods, lest they should lead Israel astray to sin, and thus become a snare to it.
Commenting on Exodus 23:31-33