The Book of Prayers (Kitab Al-Salat) 
Muslim :: Book 4 : Hadith 1008
'A'isha reported: The Messenger of Allah (may peace be upon him) was asked about sutra of a worshipper; he said: Equal to the back of the saddle.
The Book of Prayers (Kitab Al-Salat)
Muslim :: Book 4 : Hadith 1008
'A'isha reported: The Messenger of Allah (may peace be upon him) was asked about sutra of a worshipper; he said: Equal to the back of the saddle.