Genesis 11:10

10 These are the descendants of Shem. When Shem was one hundred years old, he became the father of Arpachshad two years after the flood;

Genesis 11:10 Meaning and Commentary

Genesis 11:10

These are the generations of Shem
Or a genealogy of the posterity of Shem; not of all of them, only of those of the line which led to Abraham, by which might appear the true line in which the Messiah from Adam through Abraham sprung:

Shem was one hundred years old, and begat Arphexad two years after
the flood;
by which it is pretty plain that he was younger than Japheth; (See Gill on Genesis 10:21) of Arphaxad his son, (See Gill on Genesis 10:22).

Genesis 11:10 In-Context

8 So the Lord scattered them abroad from there over the face of all the earth, and they left off building the city.
9 Therefore it was called Babel, because there the Lord confused the language of all the earth; and from there the Lord scattered them abroad over the face of all the earth.
10 These are the descendants of Shem. When Shem was one hundred years old, he became the father of Arpachshad two years after the flood;
11 and Shem lived after the birth of Arpachshad five hundred years, and had other sons and daughters.
12 When Arpachshad had lived thirty-five years, he became the father of Shelah;
New Revised Standard Version Bible, copyright 1989, Division of Christian Education of the National Council of the Churches of Christ in the United States of America. Used by permission. All rights reserved.