While a man was praying with his lower garment hanging below his ankles, the Messenger of Allah ﷺ said to him, "Go and perform ablution."So he went, performed ablution, and returned.The Prophet ﷺ said again, "Go and perform ablution."A man asked him, "Messenger of Allah, why did you order him to perform ablution and then remain silent about it?"He replied, "He was praying with his lower garment trailing below his ankles, and Allah does not accept the prayer of a man whose garment hangs that low."
حدثنا موسى بن إسمعيل حدثنا أبان حدثنا يحيى عن أبي جعفر عن عطاء بن يسار
بينما رجل يصلي مسبلا إزاره فقال له رسول الله ﷺ اذهب فتوضأ فذهب فتوضأ ثم جاء فقال اذهب فتوضأ فقال له رجل يا رسول الله ما لك أمرته أن يتوضأ ثم سكت عنه قال إنه كان يصلي وهو مسبل إزاره وإن الله لا يقبل صلاة رجل مسبل