At least nine civilians were killed, including a local police commander by Afghan forces, mistakenly during a raid on a house in eastern Nangarhar province on Monday late night, AP reported.
Officials said that the dead are are civilians and added that eight other civilians were also wounded in the night raid in Chaparhar district, reports said.
Officials said that soon after the gun shots were heard from the building that was raided by the Afghan forces during the night hours, it was later klnown that at least eight civilians were killed in the attack, reports said.
However the casualties were identified as mostly civilians once the operation ended.
An investigation was being conducted into how the operation resulted in civilian casualties.
Inamullah Miakhail, a spokesman for the hospital in Nangarhar, also confirmed that nine dead bodies were brought to the hospital from the raid.
Both Taliban and the Islamic States group are active in eastern Afghanistan.