The Messenger of Allah (ﷺ) did not make a prostration at any verse in al-Mufassal from the time he moved to Medina.
Sunan Abi Dawud Book 7, Hadith 3
← Previous Hadith I said to the Messenger of Allah (ﷺ): Are there two prostrations in Surah al-Hajj? He replied: Yes; if anyone does not make two prostrations, he should not recite them.

Sunan Abi Dawud Book 7, Hadith 2 Next Hadith → "I recited to the Messenger of Allah (ﷺ) (Surat) An-Najm and he did not prostrate in it."

Sunan Abi Dawud Book 7, Hadith 4