Al-Tirmidhi HadithHadith 234 Narrated byAbdullah ibn Abbas

Allah's Messenger (peace be upon him) said, He who speaks about the Qur'an on the basis of his personal opinion (only) will find his abode in Hell-Fire. In another version (the words are): He who speaks about the Qur'an without sound knowledge of it will find his abode in Hell-Fire.