The Prophet Muhammad (Pbuhp) said: "By me, you are warned, and through Ali son of Abi Talib (Pbut), you are guided, and He recited, 'You are but a warner, and for every people is a guide'. Through Hasan (Pbuh), you are granted goodness, and through hussain (Pbuh), you attain happiness and hold fast. Know that hussain is a door among the doors of Paradise; whoever opposed him Allah forbids him to even smell Paradise."