Kabul/Islamabad, Dec 17 (IANS): Pakistani army chief General Raheel Sharif Wednesday said terrorists were using Afghan soil to carry out attacks in Pakistan, media reported.

General Sharif, who went to Kabul Wednesday after Tuesday's horrific terrorist attack on an army-run school in the northwestern Pakistani city of Peshawar that claimed 148 lives, told the Afghan civil and military leadership that terrorists were using Afghan soil to carry out attacks in neighbouring Pakistan.

The army chief shared classified intelligence details with the Afghan officials. He also briefed the Afghan leadership that the mastermind behind the Peshawar attack had been giving directives to the perpetrators of the attack from Afghanistan.

Afghan President Ashraf Ghani said Afghanistan stood with the people of Pakistan in their hour of grief.

The army chief also met International Security Assistance Force (ISAF) commander General Joseph Dunford. Dunford condemned the attack on the Army Public School in Peshawar and assured General Raheel of complete cooperation in countering terrorism and security related matters.

The army chief also reiterated Pakistan's demand to Kabul to hand over Tehreek-i-Taliban Pakistan (TTP) chief Mullah Fazlullah.