In the fourth year of King Hezekiah, which was the seventh year of Israel's King Hoshea son of Elah, Shalmaneser king of Assyria marched against Samaria and besieged it.
References for 2 Kings 18:9
The Assyrians captured it at the end of three years. In the sixth year of Hezekiah, which was the ninth year of Israel's King Hoshea, Samaria was captured.
The king of Assyria deported the Israelites to Assyria and put them in Halah and by the Habor, Gozan's river, and in the cities of the Medes,
References for 2 Kings 18:11
because they did not listen to the voice of the Lord their God but violated His covenant-all He had commanded Moses the servant of the Lord. They did not listen, and they did not obey.