He saw Abdullah bin Harith praying with his hair tied in a knot behind his head, so he stood up and began to undo it. When Abdullah finished his prayer, he turned to Ibn Abbas and said, "What business do you have with my head?"Ibn Abbas replied, "I heard the Messenger of Allah ﷺ say, 'The likeness of one who prays in this state is like that of someone praying with his hands tied behind his back.'"
حدثنا عمرو بن سواد العامري أخبرنا عبد الله بن وهب أخبرنا عمرو بن الحارث أن بكيرا حدثه أن كريبا مولى ابن عباس حدثه
أنه رأى عبد الله بن الحارث يصلي ورأسه معقوص من ورائه فقام فجعل يحله فلما انصرف أقبل إلى ابن عباس فقال ما لك ورأسي فقال إني سمعت رسول الله ﷺ يقول إنما مثل هذا مثل الذي يصلي وهو مكتوف