that the Messenger of Allah (ﷺ) said: "Whoever recites Ha Mim Ad-Dukhan during the night, in the morning seventy thousand angels seek forgiveness for him."
Jami` at-Tirmidhi Book 45, Hadith 14
← Previous Hadith that the Messenger of Allah (ﷺ) said: "Indeed for everything there is a heart, and the Qur'an's heart is Ya Sin. Whoever recites Ya Sin, then for its recitation, Allah writes for him that he recited the Qur'an ten times."

Jami` at-Tirmidhi Book 45, Hadith 13 Next Hadith → that the Messenger of Allah (ﷺ) said: "Whoever recites Ha Mum Ad-Dukhan during Friday night, he shall be forgiven."

Jami` at-Tirmidhi Book 45, Hadith 15