Niordhr is not, indeed, an Asa, but a Vana, and says in the Ynglinga saga that marriages between brothers and sisters are usual in Vanaland, which was not the case among the Asas.

• 尼奥德尔本不是亚萨神，而是瓦那神，所以他在《英格林加传说》中说，兄弟姊妹婚姻，在瓦那国是很普通的，但在亚萨神中间并不如此。