Genesis 4:4-6

⁴Abel, on his part also brought of the firstlings of his flock and of their fat portions. And the Lord had regard for Abel and for his offering; ⁵but for Cain and for his offering He had no regard. So Cain became very angry and his countenance fell. ⁶Then the Lord said to Cain, “Why are you angry? And why has your countenance fallen?