LAHORE - Quaid Pakistan Muslim League (N) Muhammad Nawaz Sharif has congratulated Crown Prince and Deputy Prime Minister of Saudi Arabia His Royal Highness Prince Sultan Bin Abdul Aziz on his successful treatment and recovery. In a letter to Prince Sultan Bin Abdul Aziz, Muhammad Nawaz Sharif said that millions of people of Pakistan had been praying for his health. Paying rich tributes to the invaluable contributions of Prince Sultan Bin Abdul Aziz to the progress of Saudi Arabia and welfare of the Muslims the world over, Muhammad Nawaz Sharif prayed for his long life.