Arcana Coelestia #1336
1336. Verse 11 And Shem lived after he begot Arpachshad five hundred years; and he begot sons and daughters. 'Shem lived after he begot Arpachshad five hundred years' means duration and state, 'Shem' here, as previously, meaning internal worship in general, and 'Arpachshad' knowledge. 'And he begot sons and daughters' means matters of doctrine.
Genesis 11:11
11
Shem lived five hundred years after he became the father of Arpachshad, and became the father of sons and daughters.