Q: WHAT YEAR DID PEKAH'S REIGN END IN ISRAEL?
A: IT DEPENDS WHAT CALENDAR YOU ARE USING!
On the Gregorian calendar (the one you might have on your wall) the year was 673 BC.
On the Hebrew calendar, sometimes called the biblical calendar, the year was 3374 AM.
2 Kings 15:27 – In the two and fiftieth year of Azariah king of Judah Pekah the son of Remaliah began to reign over Israel in Samaria, and reigned twenty years.