"We prostrated with the Messenger of Allah in: 'Read! In the Name of your Lord' and 'When the heaven is split asunder.'"
Jami` at-Tirmidhi Book 6, Hadith 30
← Previous Hadith the Messenger of Allah said: "To spit in the Masjid is a sin, and burying it is its atonement."

Jami` at-Tirmidhi Book 6, Hadith 29 Next Hadith → from the Prophet similarly.

Jami` at-Tirmidhi Book 6, Hadith 31