It was narrated from Anas that: A man came to the Prophet; he had performed ablution and has missed a spot the size of a fingernail where water had not reached. The Prophet said to him: 'Go back and perform ablution properly.'"

لا تلتقي أسانيد هذه الأحاديث عند راوٍ واحد، وهي على ٥ رواة في أعلاها.