that the Messenger of Allah (ﷺ) said: "Whoever says (something) about the Qur'an without knowledge, then let him take his seat in the Fire."
Jami` at-Tirmidhi Book 47, Hadith 1
← Previous Hadith that the Prophet (ﷺ) said: "He who recites the Qur'an in less than three (days), he does not understand it."

Jami` at-Tirmidhi Book 46, Hadith 23 Next Hadith → that the Prophet (ﷺ) said: "Beware of narrating from me except what I taught you, for whoever lies about me on purpose, then let him take his seat in the Fire. And whoever says (something) about the Qur'an according to his (own) opinion, then let him take his seat in the Fire."

Jami` at-Tirmidhi Book 47, Hadith 2