Q: WHAT YEAR DID ISAAC MARRY REBEKAH?
A: IT DEPENDS WHAT CALENDAR YOU ARE USING!
On the Gregorian calendar (the one you might have on your wall) the year was 1893 BC.
On the Hebrew calendar, sometimes called the biblical calendar, the year was 2154 AM.
Genesis 25:20 Isaac was forty years old when he took Rebekah as wife, the daughter of Bethuel the Syrian of Padan Aram, the sister of Laban the Syrian.