Genesis 4:24

if Cain shall be avenged sevenfold, truly Lamech seventy times seven.

Genesis 4:15

And the LORD said unto him, Therefore whoever slays Cain, vengeance shall be taken on him sevenfold. And the LORD set a mark upon Cain, lest any finding him should kill him.

Matthew 18:22

Jesus said unto him, I say not unto thee, Until seven times, but, Until seventy times seven.

Treasury of Scripture Knowledge

Summary

If Cain shall be avenged sevenfold, truly Lamech seventy and sevenfold.

Seventy

Bible References

If

Genesis 4:15
And the LORD said unto him, Therefore whoever slays Cain, vengeance shall be taken on him sevenfold. And the LORD set a mark upon Cain, lest any finding him should kill him.

Seventy

Matthew 18:22
Jesus said unto him, I say not unto thee, Until seven times, but, Until seventy times seven.