Arcana Coelestia #1337
1337. That these things are signified, calls for no confirmation, being evident from the signification of the same words as given above. I shall merely state that the internal worship of this church was no other than a kind of memory-knowledge [scientificum], thus a kind of love which may be called a love of truth. For when this church began, there was scarcely any charity left, and therefore scarcely any faith, which comes solely from charity; as also is evident from what was said just before concerning the city and the tower of Babel, in that Jehovah did confound the lip of all the earth (verse 9).
Arcana Coelestia #533
533. As nothing more is related concerning Lamech than that he begat sons and daughters, which are the conceptions and births of such a church, we shall dwell no longer on the subject. What the births were, or the “sons and daughters” appears from the church; for such as is the church, such are the births from it. Both the churches called “Methuselah” and “Lamech” expired just before the flood.