Azura

Azura was the third daughter of Adam and Eve in the Abrahamic religions. Azura was also the sister-wife of Seth. The sibcestual relationship between Azura and Seth was the first of Adam and Eve's children which did not involve a twincestual pairing.
She is not mentioned in the writings that are considered the Bible for most Jews and Christians, but she is mentioned in the Book of Jubilees.