The sources said that PML-N president would visit the site from April 17 to express solidarity with the Pakistani soldiers– who were buried under in avalanche on April 17– and their families.
Pakistan Army on Saturday said that assistance is also sought from abroad and teams from Germany, Switzerland and China had reached the area.
The army said the avalanche had fallen during 3:00am to 5:00 in the night from the height of 18,000 feet.
He said that 139 people including soldiers and civilians were present in the battalion headquarters at the time of the incident.
As many as 400 troops and some 60 civilian are busy in rescue and search operation.