'King of Judah' in the Bible

"Speak to Rehoboam the son of Solomon, king of Judah, and to all the house of Judah and Benjamin, and to the rest of the people, saying,

If this people goes up to offer sacrifices in the house of the LORD at Jerusalem, then the heart of this people will turn again to their lord, even to Rehoboam king of Judah; and they will kill me, and return to Rehoboam king of Judah."

Baasha king of Israel went up against Judah, and built Ramah, that he might not allow anyone to go out or come in to Asa king of Judah.

Nadab the son of Jeroboam began to reign over Israel in the second year of Asa king of Judah; and he reigned over Israel two years.

Even in the third year of Asa king of Judah, Baasha killed him, and reigned in his place.

In the third year of Asa king of Judah, Baasha the son of Ahijah began to reign over all Israel in Tirzah for twenty-four years.

In the twenty-sixth year of Asa king of Judah, Elah the son of Baasha began to reign over Israel in Tirzah for two years.

And Zimri went in and struck him, and killed him, in the twenty-seventh year of Asa king of Judah, and reigned in his place.

In the twenty-seventh year of Asa king of Judah, Zimri reigned seven days in Tirzah. Now the people were encamped against Gibbethon, which belonged to the Philistines.

In the thirty-first year of Asa king of Judah, Omri began to reign over Israel for twelve years. He reigned six years in Tirzah.

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.

It happened in the third year, that Jehoshaphat the king of Judah came down to the king of Israel.

Now the king of Israel and Jehoshaphat the king of Judah were sitting each on his throne, arrayed in their robes, in an open place at the entrance of the gate of Samaria; and all the prophets were prophesying before them.

So the king of Israel and Jehoshaphat the king of Judah went up to Ramoth Gilead.

Ahaziah the son of Ahab began to reign over Israel in Samaria in the seventeenth year of Jehoshaphat king of Judah, and he reigned two years over Israel.