(12) باب بَيَانِ عَدَدِ شُعَبِ الْإِيمَانِ وَأَفْضَلِهَا وَأَدْنَاهَا وَفَضِيلَةِ الْحَيَاءِ وَكَوْنِهِ مِنْ الْإِيمَانِ
Zuhri has narrated this hadith with the addition of these words:
He (the Holy Prophet) happened to pass by a mass of Ansar who was instructing his brother (about modesty).
Reference: Sahih Muslim 36 b
In-book reference: Book 1, Hadith 62
USC-MSA web (English) reference(deprecated numbering scheme): Book 1, Hadith 58