Qaylah bint Makhramah Radiyallahu 'Anha reports:
"I saw Rasulullah Sallallahu 'Alayhi Wasallam in the masjid (in a very humble posture) sitting in a qarfasaa posture. Due to his awe-inspiring personality, I began shivering'. (FR)
English reference (FR): Book 20, Hadith 120 (FR)
Arabic reference (FR): Book 21, Hadith 127 (FR)