الْمُزَّمِّلُ

Al-Muzzammil 73:6

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إِنَّ نَاشِئَةَ ٱلَّيْلِ هِىَ أَشَدُّ وَطْـًٔا وَأَقْوَمُ قِيلًا٦

Indeed, the hours of the night are more effective for concurrence [of heart and tongue]1 and more suitable for words.2

— Saheeh International