The Afghan leadership has assured the Pakistani army of full cooperation in security-related matters, says Aziz.
Dr Usman was convicted in GHQ attack, Arshad was convicted for assassination attempt on Musharraf.
The state has decided to appeal against the approval of Lakhvi's bail in superior courts, a government source said.
Government assures armed forces all resources and cooperation would be extended for elimination of terrorists.
10 from Punjab, six from Sindh and one from Khyber Pakhtunkhwa are expected to be executed soon.
COAS told Afghan leadership that attack on Army Public School was masterminded from Afghanistan.
Pakistan has reportedly one of the largest death row populations in the world.
"We stand by the people of Pakistan in this hour of grief," Obama said in a phone call to Prime Minister Nawaz Sharif.
Pakistan began 3 days of mourning for the country's deadliest ever terror attack, as the world united in revulsion.
Army operation leaves all seven attackers killed; COAS vows terrorists will pay.
"Dr Lodhi will assume her responsibilities in February 2015," a Foreign Office statement said.
Defence Minister Parrikar had threatened of “strong response” after alleging Pakistan for sponsoring cross-border terror
The plan for rehabilitation and return of the internally displaced persons was also discussed during the meeting.
The Foreign Office on Thursday acknowledged that the 'US govt has assured it will not happen again'.
PM lauds Army’s achievements in the operations during a security meeting saying they have given exemplary sacrifices.
Pakistan firmly rejects the allegations about "mainstreaming of terrorism", says foreign office spokesperson.
Both sides agree that development of bilateral relations is vital for regional security and stability.
Foreign Office said that Pakistan believes that peace and stability in the region is important for development.
Meanwhile, 8 bullet-riddled bodies of suspected militants have been found in the restive Khyber tribal district.
Sartaj Aziz says India wants to link Kashmir with terrorism to divert the world's attention.