What does 2 Chronicles 17:7 mean?

Also in the third year of his reign he sent his princes, even Ben-hail, and Obadiah, and Zechariah, and Nethanel, and Micaiah, to teach in the cities of Judah;

Also in the third year of his reign he sent to his princes, even to Ben–hail, and to Obadiah, and to Zechariah, and to Nethaneel, and to Michaiah, to teach in the cities of Judah.

Also in the third year of his reign he sent his princes, even Ben-hail, and Obadiah, and Zechariah, and Nethanel, and Micaiah, to teach in the cities of Judah;

In the third year of his rule he sent Benhail and Obadiah and Zechariah and Nethanel and Micaiah, his captains, as teachers into the towns of Judah;

And in the third year of his reign he hath sent for his heads, for Ben-Hail, and for Obadiah, and for Zechariah, and for Nethaneel, and for Michaiah, to teach in cities of Judah,

And in the third year of his reign, he sent of his princes Benhail, and Abdias, and Zacharias, and Nathanael, and Micheas, to teach in the cites of Juda:

And in the third year of his reign he sent his princes, Ben-hail, and Obadiah, and Zechariah, and Nethaneel, and Micah, to teach in the cities of Judah;