Genesis 4:4-6 World English Bible (WEB)
4 Abel also brought some of the firstborn of his flock and of its fat. Yahweh respected Abel and his offering, 5 but he didn’t respect Cain and his offering. Cain was very angry, and the expression on his face fell. 6 Yahweh said to Cain, “Why are you angry? Why has the expression of your face fallen?