Parallel
Genesis 4:24
Brenton's English Septuagint · Berean Standard Bible
Because vengeance has been exacted seven times on Cain's behalf, on Lamech's [it shall be] seventy times seven.
If Cain is avenged sevenfold, then Lamech seventy-sevenfold (note: Hebrew; LXX can be translated as either seventy times seven or seventy-sevenfold; see also Matthew 18:22.).”