Numbers 25:15

The name of the Midianite woman who was killed was Cozbi the daughter of Zur, who was the tribal head of a father’s household in Midian.

Numbers 31:8

They killed the kings of Midian along with the rest of their slain: Evi and Rekem and Zur [the father of Cozbi] and Hur and Reba, the five kings of Midian; also Balaam the son of Beor they killed with the sword.

Joshua 13:21

even all the cities of the plain and all the kingdom of Sihon king of the Amorites who reigned in Heshbon, whom Moses struck down along with the leaders of Midian, Evi and Rekem and Zur and Hur and Reba, the princes of Sihon, who lived in the land.

Numbers 25:18

for they harass you with their tricks, the tricks with which they have deceived you in the matter [of the Baal] of Peor, and in the matter of Cozbi, the daughter of the leader of Midian, their sister, who was killed on the day of the plague because [of the Baal] of Peor.”

Treasury of Scripture Knowledge

Summary

And the name of the Midianitish woman that was slain was Cozbi, the daughter of Zur; he was head over a people, and of a chief house in Midian.

General references

Bible References

Zur

Numbers 31:8
They killed the kings of Midian along with the rest of their slain: Evi and Rekem and Zur [the father of Cozbi] and Hur and Reba, the five kings of Midian; also Balaam the son of Beor they killed with the sword.
Joshua 13:21
even all the cities of the plain and all the kingdom of Sihon king of the Amorites who reigned in Heshbon, whom Moses struck down along with the leaders of Midian, Evi and Rekem and Zur and Hur and Reba, the princes of Sihon, who lived in the land.

General references

Psalm 106:30

Then Phinehas [the priest] stood up and interceded,
And so the plague was halted.