Understand the passage thus: “They (the colonists) served their own gods after the manner of the nations from which they (the government) removed them,” i. e., after the manner of their own countrymen at home.
Related Commentaries of 2 Kings 17:33
2 Kings 17:33
33 They feared the LORD, and served their own gods, after the manner of the nations whom they carried away from thence.