Genesis 10:25

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

Note Peleg means division.

BSB · Berean Standard Bible
And unto Eber were born two sons: the name of one was Peleg; for in his days was the earth divided; and his brother’s name was Joktan.

Note Peleg: that is Division

KJV · King James Version
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.
WEB · World English Bible
And unto Eber were born two sons: the name of the one was Peleg; for in his days was the earth divided; and his brother’s name was Joktan.
ASV · American Standard Version

Related passages

From the Treasury of Scripture Knowledge, grouped by the word they explain.

Eber
A.M. 1757. B.C. 2247.
Genesis 10:21; 1 Chronicles 1:19
the name
Genesis 11:16–19; Luke 3:35, 36
Peleg
i.e., division. in.
Genesis 10:32; Deuteronomy 32:8; Acts 17:26