1 Chronicles 4:3

These were the sons of Etam: Jezreel, Ishma and Idbash; and the name of their sister was Hazzelelponi.

Judges 15:11

Then 3,000 men of Judah went down to the cleft of the rock of Etam and said to Samson, “Do you not know that the Philistines are rulers over us? What then is this that you have done to us?” And he said to them, “As they did to me, so I have done to them.”

2 Chronicles 11:6

Thus he built Bethlehem, Etam, Tekoa,

Treasury of Scripture Knowledge

Summary

And these were of the father of Etam; Jezreel, and Ishma, and Idbash: and the name of their sister was Hazelelponi:

Bible References

Etam

Judges 15:11
Then 3,000 men of Judah went down to the cleft of the rock of Etam and said to Samson, “Do you not know that the Philistines are rulers over us? What then is this that you have done to us?” And he said to them, “As they did to me, so I have done to them.”
2 Chronicles 11:6
Thus he built Bethlehem, Etam, Tekoa,