'King of Judah' in the Bible

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

if this people go up to offer sacrifices in the house of Yahweh in Jerusalem. The heart of this people will return to their master Rehoboam the king of Judah, and they shall kill me and {return to him}."

In the twentieth year of Jeroboam the king of Israel, Asa became the king of Judah.

Baasha king of Israel went up against Judah, and he built Ramah {to hinder the coming and going of anyone 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.

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

In the third year of Asa king of Judah, Baasha son of Ahijah had become king over all of Israel; [he lived] in Tirzah twenty-four years.

In the twenty-sixth year of Asa king of Judah, Elah the son of Baasha became king over Israel for two years.

Zimri came and struck him down and killed him in the twenty-seventh year of Asa king of Judah and became king in his place.

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

In the thirty-first year of Asa king of Judah, Omri became king over Israel [for] twelve years. He reigned in Tirzah six years,

Now Ahab son of Omri became king over Israel in the thirty-eighth year of Asa king of Judah. Ahab son of Omri reigned over Israel in Samaria twenty-two years.

It happened in the third year, Jehoshaphat king of Judah went down to the king of Israel,

The king of Israel and Jehoshaphat king of Judah [were] each sitting on his throne, dressed [in their] robes, at the threshing floor at the entrance of the gate of Samaria, [with] all the prophets prophesying before them.

Then the king of Israel and Jehoshaphat king of Judah went up [to] Ramoth-Gilead.

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