Revelation 14:9

A third angel followed them, saying in a loud voice, "Whoever worships the animal and its statue and lets its mark be put on his forehead or on his hand

Revelation 14:11

The smoke of their torture will go up forever and ever, and they will have no rest night or day??hese worshipers of the animal and its statue, and any who bear the mark of its name."

Matthew 26:52

Then Jesus said to him, "Put your sword back where it belongs! For all who draw 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 where it belongs! For all who draw the sword will die by the sword.

Set a mark, etc

Revelation 14:9
A third angel followed them, saying in a loud voice, "Whoever worships the animal and its statue and lets its mark be put on his forehead or on his hand