Riyad as-Salihin
Riyad as-Salihin 144
Moderation in Worship
Arabic hadith text
وعن ابن مسعود رضي الله عنه أن النبي صلى الله عليه وسلم قال: "هلك المتنطعون" قالها ثلاثاً " ((رواه مسلم))
Translation
Ibn Mas'ud (May Allah be pleased with him) reported
The Prophet (ﷺ) said, "Ruined are those who insist on hardship in matters of the Faith." He repeated this three times.[Muslim]