كَانُوا۟ قَلِيلًا مِّنَ ٱلَّيْلِ مَا يَهْجَعُونَ Qur’an Az-Zariyat (51:17)Kanoo qaleelan mina allayli ma yahjaAAoona
They were engaged most of the night in worship and in the planning of good deeds. They preferred activity to idleness, the service of Allah and His creatures to the indulgence of Self.