If Cain shall be avenged sevenfold, truly Lamech seventy and sevenfold.
Spoken by Lamech to his wives regarding his own act of violence.
Genesis 4:24
King James Version (public domain)
Traditionally attributed to Moses · c. 13th century BC · The Pentateuch — Genesis, Exodus, Leviticus, Numbers, and Deuteronomy — is traditionally attributed to him
Context
22And Zillah, she also bare Tubalcain, an instructer of every artificer in brass and iron: and the sister of Tubalcain was Naamah.
23And Lamech said unto his wives, Adah and Zillah, Hear my voice; ye wives of Lamech, hearken unto my speech: for I have slain a man to my wounding, and a young man to my hurt.
24If Cain shall be avenged sevenfold, truly Lamech seventy and sevenfold.
25And Adam knew his wife again; and she bare a son, and called his name Seth: For God, said she, hath appointed me another seed instead of Abel, whom Cain slew.
26And to Seth, to him also there was born a son; and he called his name Enos: then began men to call upon the name of the LORD.