versaDoing ‘Umrah (lesser pilgrimage) on One’s Own Behalf and Hajj on Another’s or Vice Versa

Ruling on stoning the Jamaraat with a piece of concrete

There is nothing wrong with slaughtering the hadiy in Muzdalifah

He left ‘Arafaat before Maghrib because he was sick

If he did ‘Umrah so that he could do Hajj tamattu‘, and he did ‘Umrah several times before Hajj, does he have to offer more than one sacrifice?

The one who cannot find any place in Mina does not have to sit in the street or drive around in his car?

One who does saa‘i on the second or third floor does not have to go around the dome of as-Safa and the dome of al-Marwah

What is the evidence that it is obligatory to stay overnight in Muzdalifah?