(22) باب فِي إِبَاحَةِ الاِسْتِلْقَاءِ وَوَضْعِ إِحْدَى الرِّجْلَيْنِ عَلَى الأُخْرَى .
'Abbad b. Tamim reported from his uncle that he saw Allah's Messenger (ﷺ) lying in the mosque and placing his one foot upon the other. (ID)
Reference (ID): Sahih Muslim 2100 a (ID)
In-book reference (ID): Book 37, Hadith 119 (ID)
USC-MSA web (English) reference(deprecated numbering scheme): Book 24, Hadith 5239 (ID)