Joshua 15:21

The cities at the limits of the tribe of the children of Judah toward the border of Edom southward were Kabzeel, and Eder, and Jagur,

Genesis 35:21

Israel moved on again. He pitched his tent by the tower of Eder.

Nehemiah 11:25

And for the villages with their fields, some of the men of Judah were living in Kiriath-arba (Hebron) and its villages, and in Dibon and its villages, and in Jekabzeel and its villages,

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,

Bible References

Eder

Genesis 35:21
Israel moved on again. He pitched his tent by the tower of Eder.