(100) باب كَمْ مَرَّةٍ يُشَمَّتُ الْعَاطِسُ
Narrated AbuHurayrah:
Respond three times to your brother when he sneezes, and if he sneezes more often, he has a cold in his head. (JA)
Reference (JA): Sunan Abi Dawud 5034 (JA)
In-book reference (JA): Book 43, Hadith 262 (JA)
English translation (JA): Book 42, Hadith 5016 (JA)