17. And Cain's wife [one of Adam's offspring] became pregnant and bore Enoch; and Cain built a city and named it after his son Enoch.
18. To Enoch was born Irad, and Irad was the father of Mehujael, and Mehujael the father of Methusael, and Methusael the father of Lamech.
19. And Lamech took two wives; the name of the one was Adah and of the other was Zillah.
20. Adah bore Jabal; he was the father of those who dwell in tents and have cattle and purchase possessions.
21. His brother's name was Jubal; he was the father of all those who play the lyre and pipe.