(30) باب مَنْ أَعَادَ الْحَدِيثَ ثَلاَثًا لِيُفْهَمَ عَنْهُ
Narrated Anas:
Whenever the Prophet (ﷺ) asked permission to enter, he knocked the door thrice with greeting and whenever he spoke a sentence (said a thing) he used to repeat it thrice. (See Hadith No. 261, Vol. 8). (IT)
Reference (IT): Sahih al-Bukhari 94 (IT)
In-book reference (IT): Book 3, Hadith 36 (IT)
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 1, Book 3, Hadith 94 (IT)