Genesis 5:13 in the World English Bible
Kenan lived after he became the father of Mahalalel eight hundred forty years, and became the father of other sons and daughters
Context
12 And Cainan lived seventy years, and begat Mahalaleel:
13 And Cainan lived after he begat Mahalaleel eight hundred and forty years, and begat sons and daughters:
14 And all the days of Cainan were nine hundred and ten years: and he died.