Four bodies were recovered from the Court Barozai area on the outskirts of Sibi in Balochistan, police said.
Police identified three of the deceased as Gulzar Khan, son of Balach Khan, a resident of Sanni in Kachhi district; Abdul Waheed, son of Aitbar Khan, also from Sanni; and Asadullah.
The fourth body has not yet been identified, police said, adding that efforts were underway to establish his identity.
The bodies were shifted to Civil Hospital Sibi.
Police said an investigation was underway to determine the cause and circumstances of the deaths.