Genesis 4:17
The Beginning of Civilization
4:17 Cain had marital relations with his wife, and she became pregnant and gave birth to Enoch. Cain was building a city, and he named the city after his son Enoch.
Genesis 4:20
4:20 Adah gave birth to Jabal; he was the first of those who live in tents and keep livestock.
Genesis 4:22
4:22 Now Zillah also gave birth to Tubal-Cain, who heated metal and shaped all kinds of tools made of bronze and iron. The sister of Tubal-Cain was Naamah.