R' Shabbtai HaKohen (Shach)

Does one recite Shehechiyanu when acquiring a new tallit and attaching tzitzit to it?

Shehechiyanu should be recited also upon making new tefillin, following Rambam's position that the b…

Does an oath (shevua) to fast on Rosh Chodesh take binding effect?

Even if Rosh Chodesh were biblical, an oath to fast on it would still take effect, since the prohibi…

May a son who is an onen say Kaddish for his father before the burial?

An onen may not say Kaddish before the burial, since Kaddish cannot be said for someone not yet buri…

Are those standing in the inner row of the condolence line (who see the mourner's face) exempt from Shema?

Rashi's interpretation of the Gemara means that those who can see the inner open space of the condol…

When one prays facing a direction other than toward Eretz Yisrael, how should the face be oriented?

Prefers the Rema's approach (face east, angle toward north/south) so as not to appear distinct from …

If one was forced to pray seated, must they repeat the Amidah standing once able?

In practice, travelers who prayed sitting do not repeat the prayer standing. The established custom …