Zechariah, Jeroboam's son, became king of Israel in Samaria in the thirty-eighth year of Judah's King Azariah. He ruled for six months.
References for 2 Kings 15:8
He did what was evil in the LORD's eyes, just as his ancestors had done. He didn't deviate from the sins that Jeroboam, Nebat's son, had caused Israel to commit.
Shallum, Jabesh's son, plotted against Zechariah. He struck him down in public, murdering him. Shallum then succeeded him as king.
References for 2 Kings 15:10
The rest of Zechariah's deeds are written in the official records of Israel's kings.
This was exactly what the LORD spoke to Jehu: Your descendants will sit on Israel's throne for four generations. And that's exactly what happened.