Genesis 4:2 – 4

New International Version (NIV)

² Later she gave birth to his brother Abel.

Now Abel kept flocks, and Cain worked the soil. ³ In the course of time Cain brought some of the fruits of the soil as an offering to the Lord. ⁴ And Abel also brought an offering — fat portions from some of the firstborn of his flock. The Lord looked with favor on Abel and his offering,

From BibleGateway.com: http://www.biblegateway.com/passage/?search=Genesis+4.2-4&version=NIV
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