1 Book of Enoch 107

1 And I saw written on them that generation upon generation shall transgress, till a generation of righteousness arises, and transgression is destroyed and sin passes away from the earth, and all manner p. 153 of good comes upon it.

2 And now, my son, go and make known to thy son Lamech that this son, which has been born, is in truth his son, and that (this) is no lie.'

3 And when Methuselah had heard the words of his father Enoch--for he had shown to him everything in secret--he returned and showed (them) to him and called the name of that son Noah; for he will comfort the earth after all the destruction. Next: Chapter CVIII