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