Arcana Coelestia #486
486. Verse 4 And the days of Man after he beget Seth were eight hundred years; and he beget sons and daughters.
'Days' means periods of time and states in general. 'Years' means periods of time and states in particular. 'Sons and daughters' means the truths and goods that they perceived.
2 Kings 25:3-4
3
On the ninth day of the [fourth] month the famine was severe in the city, so that there was no bread for the people of the land.
4
Then a breach was made in the city, and all the men of war [fled] by night by the way of the gate between the two walls, which was by the king's garden (now the Chaldeans were against the city around it); and [the king] went by the way of the Arabah.