'Seven fold' in the Bible

And Jehovah said unto him, Therefore whosoever slayeth Cain, vengeance shall be taken on him sevenfold. And Jehovah appointed a sign for Cain, lest any finding him should smite him.

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

And render unto our neighbors sevenfold into their bosom Their reproach, wherewith they have reproached thee, O Lord.

But if he be found, he shall restore sevenfold; He shall give all the substance of his house.

Moreover the light of the moon shall be as the light of the sun, and the light of the sun shall be sevenfold, as the light of seven days, in the day that Jehovah bindeth up the hurt of his people, and healeth the stroke of their wound.