O God, who by the Immaculate Conception of the Blessed Virgin Mary, did prepare a worthy dwelling place for Your Son, we beseech You that, as by the foreseen death of this, Your Son, You did preserve Her from all stain, so too You would permit us, purified through Her intercession, to come unto You. Through the same Lord Jesus Christ, Your Son, who lives and reigns with You in the unity of the Holy Spirit, God, world without end. Amen. Litany of the Blessed Virgin Lord, have mercy on us Christ, have mercy on us Lord, have mercy on us Christ, hear us Christ, graciously hear us God the Father of heaven, have mercy on us God the Son, Redeemer of the World, have mercy on us God the Holy Spirit, ... Holy Trinity, one God, ... Holy Mary, pray for us Holy Mother of God, pray for us Holy Virgin of virgins, ... Mother of Christ, ... Mother of Divine Grace, ... Mother most pure, ... Mother most chaste, ... Mother inviolate, ... Mother undefiled, ... Mother most amiable, ... Mother most admira...