Narrated Abu Huraira (Razi Allah Anho): Allah's Apostle (Sal Allaho Alehi Wasallam) said, "The prayer of a person who does ,Hadath (passes, urine, stool or wind) is not accepted till he performs (repeats) the ablution." A person from Hadaramout asked Abu Huraira (Razi Allah Anho), "What is 'Hadath'?" Abu Huraira (Razi Allah Anho) replied, " 'Hadath' means the passing of wind from the anus."
Sahih Bukhari (4. Ablutions (Wudu)) - Hadith No. 137
Hadrat Anas Radi ALLAH Taala Anhu reported that the Messenger of Allah Peace And Blessings Be Upon Him has said, “Everything has a heart, and the heart of the Qur’an is Yasin. Allah records anyone who recites Yasin as having recited the Qur’an ten times.”
[Sunan Tirmidhi, Vol 2, Page 116 - Sunan Daarimi, Vol 2, Page 336]