Thematic Bible: Cain and abel

And Abel, he also brought of the firstlings of his flock and of the fat of it. And LORD had respect to Abel and to his offering, but he did not have respect to Cain and to his offering. And Cain was very angry, and his countenance fell. And LORD said to Cain, Why are thou angry? And why has thy countenance fallen? read more.
If thou do well, shall thou not be accepted? And if thou do not well, sin crouches at the door. Its desire shall be for thee, and thou shall rule over it.