Now Adam knew Eve his wife, and she conceived and bore Cain, saying, "I have gotten a man with the help of the LORD."
And again, she bore his brother Abel. Now Abel was a keeper of sheep, and Cain a tiller of the ground.
In the course of time Cain brought to the LORD an offering of the fruit of the ground,
and Abel brought of the firstlings of his flock and of their fat portions. And the LORD had regard for Abel and his offering,
but for Cain and his offering he had no regard. So Cain was very angry, and his countenance fell.
The LORD said to Cain, "Why are you angry, and why has your countenance fallen?
Revised Standard Version of the Bible, copyright 1952 [2nd edition, 1971] by the Division of Christian Education of the National Council of the Churches of Christ in the United States of America. Used by permission. All rights reserved. (Revised Standard Version - Holy Bible)