Exodus 34:15

15 “Be careful not to make a treaty with those who live in the land; for when they prostitute themselves to their gods and sacrifice to them, they will invite you and you will eat their sacrifices.

Read Exodus 34:15 Using Other Translations

Lest thou make a covenant with the inhabitants of the land, and they go a whoring after their gods, and do sacrifice unto their gods, and one call thee, and thou eat of his sacrifice;
lest you make a covenant with the inhabitants of the land, and when they whore after their gods and sacrifice to their gods and you are invited, you eat of his sacrifice,
“You must not make a treaty of any kind with the people living in the land. They lust after their gods, offering sacrifices to them. They will invite you to join them in their sacrificial meals, and you will go with them.