Genesis 4:17-18 BBE

17 And Cain had connection with his wife and she became with child and gave birth to Enoch: and he made a town, and gave the town the name of Enoch after his son.
18 And Enoch had a son Irad: and Irad became the father of Mehujael: and Mehujael became the father of Methushael: and Methushael became the father of Lamech.