Prime Minister Muhammad Nawaz Sharif has expressed deep grief and sorrow over the sad demise of pilgrims due to stampede at Mina, Makkah on Thursday. He prayed for eternal peace to the departed souls and commiserated with the bereaved families, a statement issued from the PM Office here said. The Prime Minister directed the Pakistan's Ambassador in Saudi Arabia to visit injured at the hospitals and provide facilitation to the injured and the martyred as much as possible.