Dies Irae Dies irae in latin means “Day of Wrath” Dies irae, dies illasolvet saeclum in favilla,teste David cum Sybilla Day of wrath, that daywill reduce the world to ashes,foretold by David and Sybil. Mozart’s Masonic Prophecy about the Second Coming. Christus Rex (Defence) Lamb of God who takes away the sins of the world, grant them rest.