Blowing Nose on Wife
Scholars have said that whoever sees themselves blowing their nose on their wife, this may indicate that she will become pregnant and miscarry a son.
Per Ibn Sirin's Muntakhab al-Kalam fi Tafsir al-Ahlam
Note: These are traditional scholarly interpretations (ijtihad) drawn from a specific classical source — not a binding religious ruling, fortune-telling, or a prediction of the future.