1338. That 'begetting sons and daughters' means matters of doctrine is clear from the meaning of 'sons', dealt with already in 264, 489-491, 533.

533. Since nothing further is mentioned about Lamech apart from the fact that be beget sons and daughters, who are the conceptions and births of such a Church, there is no need to pause any longer over him. What these births, or sons and daughters, were, becomes clear from the Church, for the character of a Church determines that of its offspring. Both those Churches called Methuselah and Lamech breathed their last just before the flood.