"The Messenger of Allah (ﷺ) ordered me to recite Al-Mu'awwidhatain at the end of every Salat."
Jami` at-Tirmidhi Book 45, Hadith 29
← Previous Hadith that the Prophet (ﷺ) said: "Some Ayat have been revealed to me the likes of which have not been seen: Qul A'udhu Birabbin-Nas until the end of the Surah and Qul A'udhu Birabbil-Falaq until the end of the Surah."

Jami` at-Tirmidhi Book 45, Hadith 28 Next Hadith → that the Messenger of Allah (ﷺ) said: "The one who recites the Qur'an and he is proficient with it, then he is with the noble and blessed Angels (As-Safaratil-Kiramil-Bararah), and the one who recites it" - Hisham said: "And it is hard for him" - Shu'bah said: "And it is difficult for him, - then he gets two rewards."

Jami` at-Tirmidhi Book 45, Hadith 30