Prince Dr. Bandar bin Salman bin Mohammed, Advisor to the Custodian of the Two Holy Mosques and Chairman of Religious Call Committee in Africa, will patronize here tomorrow the Committee's 22nd Forum entitled "Unity of ranks and its impact on the stability of societies," at Imam Muhammad bin Saud Islamic University. The University's Rector, Dr. Sulaiman bin Abdullah Aba Al-Khail, praised the Prince for his services to Islam and Muslims in the African continent.