(22) باب السَّلاَمِ لِلتَّحْلِيلِ مِنَ الصَّلاَةِ عِنْدَ فَرَاغِهَا وَكَيْفِيَّتِهِ
'Amir b. Sa'd reported:
I saw the Messenger of Allah (may peace be open him) pronouncing taslim on his right and on his left till I saw the whiteness of his cheek.
Reference: Sahih Muslim 582
In-book reference: Book 5, Hadith 153
USC-MSA web (English) reference(deprecated numbering scheme): Book 4, Hadith 1208