It was narrated from 'Abbad bin Tamim, from his paternal uncle, that he saw the messenger of Allah ﷺ lying on his back in the Masjid, placing one leg on top of the other.  

أَنَّهُ رَأَى رَسُولَ اللَّهِ ﷺ مُسْتَلْقِيًا فِي الْمَسْجِدِ وَاضِعًا إِحْدَى رِجْلَيْهِ عَلَى الأُخْرَى