St. Michael the Archangel, defend us in battle. Be our defense against the wickedness and snares of the Devil. May God rebuke him, we humbly pray, and do thou, O Prince of the heavenly hosts ...

In order to close an Oblivion Gate, you need to enter it and obtain the Sigil Stone, the orb-like artifact that powers the gate. Obtaining a stone gives you one Fame point, and you can also use them ...