Who would've harmed Cain if God hadn’t put the mark on him?
Genesis 4:15
ESV - 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.
Anonymous
For follow-up discussion and general commentary on the topic. Comments are sorted chronologically.