2013 Nanga Parbat massacre militants were also responsible for the February 2012 Kohistan Shia Massacre, in which 18 Shi'ite Muslims were killed. Navid further said that intelligence agencies played a pivotal role in the arrests and that further information would be released in a couple of days. The Chief Secretary of Gilgit-Baltistan, Younis Dagha, announced that among the arrested on August 19, 2013, was the terrorist Qaribullah ("Hasan"), a former Tehreek-e-Taliban Pakistan leader of the Chilas unit, who might be the mastermind of the Nanga Parbat attack, as well as M Nabi (Qari Husnain), who was a suspect in the murder of government officials
2013 Nanga Parbat massacre points to the town were sealed and Army Aviation helicopters hovered above. The operations lasted till late in the evening of August 11, 2013. An undisclosed number of suspects were rounded up as a result. On August 19, 2013, it was reported that all 20 of the men supposed to be behind the Nanga Parbat attack had been arrested. The series of arrests were started by an army operation earlier in the week and ended with a targeted police operation in the suspected hideouts of these militants. According to the newly instated SP of Diamer district, Muhammad Navid, the arrested