صَحِيحُ مُسْلِمٍ
Sahih Muslim 490 c
The Book of Prayers
The Limbs Of Prostration And The Prohibition Of Tucking Up One's Hair And Garment Or Having Ones Hair In A Braid When Praying
حَدَّثَنَا عَمْرٌو النَّاقِدُ، حَدَّثَنَا سُفْيَانُ بْنُ عُيَيْنَةَ، عَنِ ابْنِ طَاوُسٍ، عَنْ أَبِيهِ، عَنِ ابْنِ عَبَّاسٍ، أُمِرَ النَّبِيُّ صلى الله عليه وسلم أَنْ يَسْجُدَ عَلَى سَبْعٍ وَنُهِيَ أَنْ يَكْفِتَ الشَّعْرَ وَالثِّيَابَ " .
Ibn 'Abbas reported: The Messenger of Allah (ﷺ) had been commanded to prostrate on seven (bones) and forbidden to fold back hair and clothing.
Sahih Muslim, 490 cSahihصحيح