(133) باب السُّجُودِ عَلَى سَبْعَةِ أَعْظُمٍ
Narrated Ibn `Abbas:
The Prophet (ﷺ) said, "We have been ordered to prostrates on seven bones and not to tuck up the clothes or hair."
Reference: Sahih al-Bukhari 810
In-book reference: Book 10, Hadith 205
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 1, Book 12, Hadith 774