Genesis 5:13

13 After the birth of Mahalalel, Kenan lived 840 years; and he had other sons and daughters.

Genesis 5:13 Meaning and Commentary

Genesis 5:13

And Cainan lived, after he begat Mahalaleel, eight hundred
and forty years
The Septuagint has seven hundred and forty, which, added to the years given him before, makes the same sum:

and begat sons and daughters;
as his progenitors did.

Genesis 5:13 In-Context

11 In all, Enosh lived 905 years, and he died.

12 When Kenan was 70 years old, he became the father of Mahalalel.

13 After the birth of Mahalalel, Kenan lived 840 years; and he had other sons and daughters.

14 In all, Kenan lived 910 years, and he died.

15 When Mahalalel was 65 years old, he became the father of Jared.