Narrated 'Abbad bin Tamim:
from his paternal uncle, that he saw the Prophet (ﷺ) reclining in the Masjid, and placing one of his feet atop another. (ID)
English reference (ID): Vol. 5, Book 41, Hadith 2765 (ID)
Arabic reference (ID): Book 43, Hadith 2992 (ID)