What does 2 Kings 17:27 mean?

So the king of Assyria said, Send back one of the priests you took from there. Let him go live in Samaria and teach the people what the God of that land expects from them. 2 Kings 17:27 - Modern Text Bible

(The Assyrian king realizes the new settlers in Samaria don't know how to worship the local God, so he tries to fix the problem by sending back a priest to teach them.)