(28) باب مَا جَاءَ فِي كَرَاهِيَةِ أَنْ يَقُولَ عَلَيْكَ السَّلاَمُ مُبْتَدِئًا
Narrated Anas bin Malik:
"When the Messenger of Allah (ﷺ) would give the Salam he would do so three times, and when he would say a statement, he would say it three times." (ID)
Reference (ID): Jami` at-Tirmidhi 2723 (ID)
In-book reference (ID): Book 42, Hadith 36 (ID)
English translation (ID): Vol. 5, Book 40, Hadith 2723 (ID)