Travelling to Madinah to pray in Al-Masjid Al-Nabawee It is permissible for Muslims to travel to Al-Madinah to perform Salaah (Prayer) at Al-Masjid Al-Nabawee.
Prayer in Masjid in which is a grave without knowing
How do I make up for the prayers which I prayed in a Masjid (mosque) wherein there is a grave due to the fact that I was unaware of the grave being present inside the Masjid?.
Building Masjids over the graves of the Aawliyaa' Beware! Those who came before you used to take the graves of their Prophets and righteous people as places of worship. Do not take graves as places of worship; I forbid you to do that.
Praying in a Masjid containing a grave and honouring the dead and invoking them if a Masjid is built over a grave, it is not permissible to offer Salaah there.
Praying in or building a Masjid over a grave If a Masjid is built over a grave, it is not permissible to offer Salaah there.
Borrowing the Qur’aan from the mosque Is it possible to borrow a copy of the Qur'aan from the mosque for a given period?
Replacing the Waqf (religious endowment) Is it possible to replace a copy of the Qur'aan with another copy from the mosque?
Placing a grave in the Masjid
The Messenger of Allaah stated, "May Allaah curse the Jews and the Christians for they have taken the graves of their prophets as places of worship."
Renting religious endowment that belongs to mosque
Is it permissible to take the mosque as a place to earn a living by providing lessons?