Joshua 15:21
These were the outermost cities of the tribe of the descendants of Judah toward the border of Edom in the Negev: Kabzeel, Eder, Jagur,
Genesis 35:21
Israel set out again and pitched his tent beyond the Tower of Eder.
Nehemiah 11:25
As for the farming settlements with their fields:
Dibon
Treasury of Scripture Knowledge
Summary
And the uttermost cities of the tribe of the children of Judah toward the coast of Edom southward were Kabzeel, and Eder, and Jagur,
Eder
Bible References
Eder
Genesis 35:21
Israel set out again and pitched his tent beyond the Tower of Eder.