Four persons were killed in a clash between two groups in the jurisdiction of Domeli police station in Bannu, reported 24NewsHD TV channel on Thursday.
Police said the exchange of fire took place in Lundi Jalandar area over a monetary dispute.
Three persons from one group were killed in the incident while the other group lost one of its members.
The bodies were later shifted to a hospital.
Reporter: Abdul Qayyum Wazir