Genesis 4:1-4
New King James Version (NKJV)

Cain Murders Abel
4 Now Adam knew Eve his wife, and she conceived
and bore Cain, and said, “I have acquired a man from the Lord.”2 Then she bore again, this time
his brother Abel. Now Abel was a keeper of sheep, but Cain was a tiller of the
ground.3 And in the process of time it came to pass that
Cain brought an offering of the fruit of the ground to the Lord. 4 Abel
also brought of the firstborn of his flock and of their fat. And the Lord respected Abel and his offering,