AlHijjah 7, 1433, Oct 23, 2012, SPA -- A number of thinkers, writers, researchers and academics who are guests of the Ministry of Hajj hailed efforts of Saudi Arabia in the service of pilgrims. Those who praised the kingdom's efforts for the service of pilgrims included professor of Sharia in Cologne, Germany, Dr. Mohammed Abdo, Mufti of the Muslim community in Finland Sheikh Walid Hammoud and member of the faculty of the International Islamic University in Islamabad Dr. Hassan Alamin.