Parallel
Genesis 5:31
Westminster Leningrad Codex · Berean Standard Bible
וַֽיְהִי֙ כָּל־ יְמֵי־ לֶ֔מֶךְ שֶׁ֤בַע וְשִׁבְעִים֙ שָׁנָ֔ה וּשְׁבַ֥ע מֵא֖וֹת שָׁנָ֑ה וַיָּמֹֽת׃ס
So Lamech lived a total of 777 years, and then he died.