(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. (ID)
Reference (ID): Sunan Abi Dawud 5034 (ID)
In-book reference (ID): Book 43, Hadith 262 (ID)
English translation (ID): Book 42, Hadith 5016 (ID)