Q: WHAT YEAR DID REHOBOAM’S REIGN END IN JUDAH?
A: IT DEPENDS WHAT CALENDAR YOU ARE USING!
On the Gregorian calendar (the one you might have on your wall) the year was 902 BC.
On the Hebrew calendar, sometimes called the biblical calendar, the year was 3145 AM.
1 Kings 14:21 – And Rehoboam the son of Solomon reigned in Judah. Rehoboam was forty-one years old when he became king. He reigned seventeen years in Jerusalem, the city which the Lord had chosen out of all the tribes of Israel, to put His name there. His mother's name was Naamah, an Ammonitess.