Genesis 4:15
15 Then the Lord said to him, “Not so! If anyone kills Cain, vengeance shall be taken on him sevenfold.” And the Lord put a mark on Cain, lest any who found him should attack him.
The ESV® Bible (The Holy Bible, English Standard Version®), © 2001 by Crossway,
a publishing ministry of Good News Publishers. ESV Text Edition: 2025.