Genesis 4:1-2
The Story of Cain and Abel
4:1 Now the man had marital relations with his wife Eve, and she became pregnant and gave birth to Cain. Then she said, “I have created a man just as the Lord did!”
4:2 Then she gave birth to his brother Abel. Abel took care of the flocks, while Cain cultivated the ground.
Genesis 4:9
4:9 Then the Lord said to Cain, “Where is your brother Abel?” And he replied, “I don’t know! Am I my brother’s guardian?”
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 4:25
4:25 And Adam had marital relations with his wife again, and she gave birth to a son. She named him Seth, saying, “God has given me another child in place of Abel because Cain killed him.”