In Deuteronomy 29:29, Isaiah 22:14, Matthew 10:26, Luke 17:30, and Revelation 1:1, symbolizes predictions from the Lord regarding Himself and His church, what the church will be like at its end, and what it will be like thereafter, both in heaven and on the earth. (Apocalypse Revealed 2)

In Amos 3:7, this signifies that knowledge about God and so the acknowledgment of God, are not possible without revelation which opens the interiors of the Word. (Apocalypse Revealed 601-608; True Christian Religion 11)

432. Verse 24 For sevenfold will Cain be avenged, and Lamech seventy-sevenfold.

This means that men annihilated the faith meant by 'Cain', which it was utterly forbidden to violate; that at the same time they annihilated charity, which born by means of faith, something even more inviolable; and that on account of this, condemnation followed, which is 'being avenged seventy-sevenfold'.