A unified front and stronger relations are necessary to fight terrorism and bring sustainable peace to the region, analysts on both sides of the border say.
By skipping a Tashkent summit on Afghanistan, the Taliban might have hurt their own cause, observers and participants say.
Despite what Iranian Foreign Minister Mohammad Javad Zarif said during his recent visit, Iran's increasing aggression is fostering mistrust between the two neighbouring countries.
From co-ordinating Taliban attacks against Pakistani interests to radicalising innocent Pakistani Shia, Iranian Foreign Minister Zarif has much to explain about Iran's mounting aggression.
Tehran remains silent after allegedly ordering an attack on an event attended by Pakistani Prime Minister Shahid Khaqan Abbasi in Afghanistan.
Pakistani Army Chief of Staff Gen. Qamar Javed Bajwa met with Afghan President Ashraf Ghani in Kabul to discuss regional security and counter-terrorism co-operation.
Addressing the United Nations, President Ghani called on Pakistan to engage in earnest efforts to eliminate terrorism.
Afghan President Ashraf Ghani in his Eid ul Adha message offered to hold peace talks to end terrorism.
Only joint efforts can defeat terrorism in the region, said celebrants in Peshawar.
Officials and observers in the neighbouring countries are optimistic about warming relations.