Revelation 14:9

And another angel, a third, followed them, crying with a mighty voice. "Whoever worships the beast and his image, And receives a brand on his forehead or on his hand,

Revelation 14:11

And the smoke of their torment ascends forever and ever; And they have no rest day or night, Who worship the beast and his image, And all who receive the brand of his name."

Matthew 26:52

Then Jesus said to him. "Put back your sword into its place! for all who take the sword will perish 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 back your sword into its place! for all who take the sword will perish by the sword.

Set a mark, etc

Revelation 14:9
And another angel, a third, followed them, crying with a mighty voice. "Whoever worships the beast and his image, And receives a brand on his forehead or on his hand,