Genesis 5:13
Kenan lived 840 years after the birth of Mahalalel, and he fathered other sons and daughters.
Treasury of Scripture Knowledge
Summary
And Cainan lived after he begat Mahalaleel eight hundred and forty years, and begat sons and daughters:
And begat
Bible References
And begat
Genesis 5:4
Adam lived 800 years after the birth of Seth, and he fathered other sons and daughters.