Friday Prayer

• Is it permissible for the Friday sermon to be delivered in local dialects or in classical Arabic?
• Does a Muslim receive the virtue of early arrival on Friday if he leaves the mosque and then returns to it?
• What is the ruling on the preacher ordering the worshippers to invoke blessings upon the Prophet (peace and blessings be upon him) during the sermon?
• Is it permissible to pray Dhuhr after Jumu'ah prayer in a town that has more than thirty-five mosques where Jumu'ah is held?
• Is it permissible to advertise and promote halal meat inside the mosque after Friday prayer, or to place an advertisement for it on its outer door, with the aim of providing it to Muslims and collecting money for that purpose?
• Are soldiers entrusted with guarding sensitive locations excused from attending Friday Prayer, and may they pray Dhuhr instead, fearing reprimand and punishment if they leave, and what is the ruling if the mosque is close to them?
• What is the optimal course of action for us—a group of Muslim students at a Catholic university—to perform the Friday prayer congregationally between classes, given that the Dhuhr time begins late and most of us will have to leave early?
• Is it necessary to recite the opening supplication (Du'a al-Istiftah) in every prayer?
• Is it permissible for me to pray at home, except for Fajr prayer, due to a lung infection from coronavirus, and the difficulty of reaching the mosque, and my being affected by the fumes of speeding cars and motorcycles?
• Is it permissible for a mosque imam to call the people of his town to the prayer for rain (Salat al-Istisqa) and perform it with them alone, if the ruler of the state has caused the Sunnah of the prayer for rain to die out when rain ceases or wells dry up?