Exodus 34:12
"Take heed to thyself, lest thou make a covenant with the inhabitants of the land whither thou goest, lest it be for a snare in the midst of thee:"
Cross References (ranked by relevance)
And when the LORD thy God shall deliver them before thee; thou shalt smite them, and utterly destroy them; thou shalt make no covenant with them, nor shew mercy unto them:
And thou shalt consume all the people which the LORD thy God shall deliver thee; thine eye shall have no pity upon them: neither shalt thou serve their gods; for that will be a snare unto thee.
And they served their idols: which were a snare unto them.
And Gideon made an ephod thereof, and put it in his city, even in Ophrah: and all Israel went thither a whoring after it: which thing became a snare unto Gideon, and to his house.