dear tabrez, zakir naik is fooling muslims from subcontinent who do not understand arabic.talk to any arabic muslim scholar about zakir naik, they will laugh.to understand islam you should go through books of buhkari,ibn ishaq (sirat)al ghazli (D 1111).al ghazli,the great theologian,philisopher and paragon of mystical sufism , who is noted by many scholars of islam both in east and west as the greatest muslim after mahammed (pbuh)