Haji Farid, a close aide to Hizb-e-Islami leader Gulbuddin Hekmatyar, was assassinated in Peshawar city in Pakistan on Tuesday, Hizb-e-Islami spokesman Nader Afghan said.
Farid was praying when a number of unknown gunmen opened fire at him, Afghan told TOLOnews.
He was also a close relative to Hekmatyar.
No group including Taliban has claimed responsibility for the attack.