'Thirty eighth' in the Bible

In the thirty-eighth year of Asa king of Judah began Ahab the son of Omri to reign over Israel: and Ahab the son of Omri reigned over Israel in Samaria twenty-two years.

In the thirty-eighth year of Azariah king of Judah did Zechariah the son of Jeroboam reign over Israel in Samaria six months.