2 Kings 15:30
"And Hoshea the son of Elah made a conspiracy against Pekah the son of Remaliah, and smote him, and slew him, and reigned in his stead, in the twentieth year of Jotham the son of Uzziah."
Cross References (ranked by relevance)
In the twelfth year of Ahaz king of Judah began Hoshea the son of Elah to reign in Samaria over Israel nine years.
In the seventeenth year of Pekah the son of Remaliah Ahaz the son of Jotham king of Judah began to reign.
Forasmuch as this people refuseth the waters of Shiloah that go softly, and rejoice in Rezin and Remaliah’s son;
So shall Bethel do unto you because of your great wickedness: in a morning shall the king of Israel utterly be cut off.
As for Samaria, her king is cut off as the foam upon the water.
At that time did king Ahaz send unto the kings of Assyria to help him.
For now they shall say, We have no king, because we feared not the LORD; what then should a king do to us?
And Shallum the son of Jabesh conspired against him, and smote him before the people, and slew him, and reigned in his stead.
But Pekah the son of Remaliah, a captain of his, conspired against him, and smote him in Samaria, in the palace of the king’s house, with Argob and Arieh, and with him fifty men of the Gileadites: and he killed him, and reigned in his room.