(16) باب الْحَيَاءُ مِنَ الإِيمَانِ
Narrated 'Abdullah (bin 'Umar):
Once Allah's Messenger (ﷺ) passed by an Ansari (man) who was admonishinghis brother regarding Haya'. On that Allah's Messenger (ﷺ) said, "Leave him as Haya' is a part of faith." (See Hadith 9)
Reference: Sahih al-Bukhari 24
In-book reference: Book 2, Hadith 17
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 1, Book 2, Hadith 24