Revelation 14:9
Then a third angel followed them. He said in a loud voice, "If anyone worships the beast and his statue, and receives a mark on his forehead or on his hand,
Revelation 14:11
And the smoke of their suffering will ascend forever and ever and there will not be any rest day or night for those who worship the beast and his statue and who receive the mark of his name."
Matthew 26:52
Then Jesus said to him, "Put your sword back in your belt again, for all those who use the sword will die by the sword.
Treasury of Scripture Knowledge
Summary
And the LORD said unto him, Therefore whosoever slayeth Cain, vengeance shall be taken on him sevenfold. And the LORD set a mark upon Cain, lest any finding him should kill him.
Therefore
Set a mark, etc
Bible References
Therefore
Matthew 26:52
Then Jesus said to him, "Put your sword back in your belt again, for all those who use the sword will die by the sword.
Set a mark, etc
Revelation 14:9
Then a third angel followed them. He said in a loud voice, "If anyone worships the beast and his statue, and receives a mark on his forehead or on his hand,