Genesis 11:10

This is the account of Shem. Two years after the flood, when Shem was 100 years old, he became the father of Arphaxad.

(New International Version)

These are the records of the generations of Shem. Shem was one hundred years old, and became the father of Arpachshad two years after the flood;

(New American Standard Bible)

These are the generations of Shem: Shem was an hundred years old, and begat Arphaxad two years after the flood:

(King James Version)