4005 or 4004 BCE?
Ussher placed the creation of Adam in 4004 BCE. However, he calculated this with Arpachshad being born 2 years after the start of the Flood instead of 2 years after it ended, which is a difference of 1 year. If he was wrong about that it pushes his creation date back to 4005 BCE, right? Yes, adjusting that single assumption shifts Ussher’s chronology by one year, but the direction of the shift depends on how the “two years after the Flood” phrase is interpreted. Core point If Arpachshad was actually born two years after the Flood ended, not two years after it began, then Ussher’s timeline gains one extra year. That pushes the creation date from 4004 BCE to 4005 BCE. --- Why the difference is exactly one year Ussher followed the Masoretic text, which says in Genesis 11:10: > “Arphaxad was born two years after the Flood.” Ussher interpreted this as two years after the Flood began. But most chronologists interpret it as two years after the Flood ended. The Flood...