199. ´Umar bin Khattab narrated that the Messenger of Allah salla alayhi wa sallam said: ´´When the Mu´adhdhin says: ´Allah is the Greatest, Allah is the Greatest,´ and you say: ´Allah is the Greatest, Allah is the Greatest,´ and when he says: ´I testify that there is no true God but Allah,´ you say: ´I testify that there is no true God but Allah,´ and when he says: ´I testify that Muhammad is the Messenger of Allah,´ and you say: ´I testify that Muhammad is the Messenger of Allah,´ and when he says: ´Come to prayer,´ and you say: ´There is no change of conditions nor power except by Allah,´ and when he says: ´Come to salvation,´ and you say: ´There is no change of conditions nor power except by Allah,´ and when he says: ´Allah is the Greatest, Allah is the Greatest,´ and you say: ´Allah is the Greatest, Allah is the Greatest,´ and when he says: ´There is no true God but Allah,´ and you say from your heart: ´There os not true God but Allah,´ you will enter Jannah. narrated that th...