A statement released by the national intelligence agency on Tuesday states that Rahim Khan, Naim Khan and Najibullah were planning attacks and transporting weapons and ammunition to terrorist groups in Khost province.
According to the statement, the group was involved in a number of attacks on civilians and military in Musakhil District.
NDS raided two weapon catches belonging to Spin Ghar, a commander of Haqqani network, based on the information provided by the group.
A suicide vest, RPG 7, 40 different types of weapons including 20 Kalashinkovs and four pistols, ammunition, four transmission sets and military equipment were recovered from these depots.
A footage released by NDS shows three young boys identified as the arrested Haqqani men confessing to their crimes.