Genesis 4:4-8
And Abel, he also brought of the firstborn of his flock and of the fat thereof. And the LORD had respect to Abel and to his offering:
Nave's Topical Index—AKJV

Hebrews 11:4
By faith Abel offered to God a more excellent sacrifice than Cain, by which he obtained witness that he was righteous, God testifying of his gifts: and by it he being dead yet speaks.
Nave's Topical Index—AKJV