Question 2100) - And if he vowed not to speak for "days"?

A: It is three days if said as a common known. If however he made it a proper noun, "the days," then it is 10 days according to Imaam Abu Hanifa RAH. and the days of a week according to Imaam Abu Yusuf RAH. and Imaam Muhammed RAH.

~ al-Quduri ~