Do not enter into a pact with the men of those regions, lest, when they will have fornicated with their gods and worshiped their idols, someone might call upon you to eat from what was immolated
Other versions
King James Version
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;English Standard Version
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,New International Version
"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.