In the thirty and eighth year - Rather, according to the previous numbers 2 Kings 14:23; 2 Kings 15:2, the 27th year of Azariah. Some suppose an interregnum between Jeroboam and Zachariah, which, however, is very improbable.
Related Commentaries of 2 Kings 15:8
2 Kings 15:8
8 In the thirty and eighth year of Azariah king of Judah did Zachariah the son of Jeroboam reign over Israel in Samaria six months.