1 Chronicles 1:19

Two sons were born to Eber: One was named Peleg, because in his time the earth was divided; his brother was named Joktan.

(New International Version)

Two sons were born to Eber, the name of the one was Peleg, for in his days the earth was divided, and his brother's name was Joktan.

(New American Standard Bible)

And unto Eber were born two sons: the name of the one was Peleg; because in his days the earth was divided: and his brother's name was Joktan.

(King James Version)