Riyad as-Salihin
Riyad as-Salihin 1079
Strict Orders for Observance of Obligatory Salat
Arabic hadith text
وعن بريدة رضي الله عنه عن النبي صلى الله عليه وسلم قال: "العهد الذي بيننا وبينهم الصلاة، فمن تركها فقد كفر" ((رواه الترمذي وقال: حديث حسن صحيح)).
Translation
Buraidah (May Allah be pleased with him) reported
Messenger of Allah (ﷺ) said, "That which differentiates us from the disbelievers and hypocrites is our performance of Salat. He who abandons it, becomes a disbeliever."[At-Tirmidhi].