Sayyiduna Abu Hurayrah (may Allah be pleased with him) narrates that Sayyiduna Umar bin al-Khattab (may Allah be pleased with him) recited Surah al-Najm (in prayer) and prostrated in it, then he stood up and recited another surah.
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الصلاة / 3713