25 To Eber were born two sons. The name of the one was Peleg, for in his days the earth was divided. His brother’s name was Joktan.
Genesis 10:25 Cross References - WEB
Genesis 10:21
21 Children were also born to Shem (the elder brother of Japheth), the father of all the children of Eber.
Genesis 10:32
32 These are the families of the sons of Noah, by their generations, according to their nations. The nations divided from these in the earth after the flood.
Genesis 11:16-19
16 Eber lived thirty-four years, and became the father of Peleg.
17 Eber lived four hundred thirty years after he became the father of Peleg, and became the father of more sons and daughters.
18 Peleg lived thirty years, and became the father of Reu.
19 Peleg lived two hundred nine years after he became the father of Reu, and became the father of more sons and daughters.
Deuteronomy 32:8
8 When the Most High gave to the nations their inheritance, when he separated the children of men, he set the bounds of the peoples according to the number of the children of Israel.
1 Chronicles 1:19
19 To Eber were born two sons: the name of the one was Peleg, for in his days the earth was divided; and his brother’s name was Joktan.
Luke 3:35-36
Acts 17:26
26 He made from one blood every nation of men to dwell on all the surface of the earth, having determined appointed seasons, and the boundaries of their dwellings,