Quran 97:1 from Surah Al-Qadr on Divine Marvels.
إِنَّآ أَنزَلۡنَٰهُ فِي لَيۡلَةِ ٱلۡقَدۡرِ
English translation: Indeed We revealed it in (the) Night (of) Power
Transliteration: inna anzalnahu fi laylati al-qadri