Surah Al-Insan, ayah 26

76:26

وَمِنَ ٱلَّيۡلِ فَٱسۡجُدۡ لَهُۥ وَسَبِّحۡهُ لَيۡلٗا طَوِيلًا ٢٦

Waminal-layli fasjud lahū wasabbihhu laylan tawīlā

And during the night prostrate to Him and exalt [i.e., praise] Him a long [part of the] night.