Genesis 3:15
And I will put enmity between you and the woman, and between your seed and her seed; it shall bruise your head, and you shall bruise his heel.
Torrey's Topical Textbook—AKJV

Genesis 4:1
And Adam knew Eve his wife; and she conceived, and bore Cain, and said, I have gotten a man from the LORD.
Torrey's Topical Textbook—AKJV