First Reading Bar 5:1-9 Jerusalem, take off your robe of mourning and misery; put on the splendor of glory from God forever: wrapped in the cloak of justice from God, bear on your head the mitre that displays the glory of the eternal name. For God will show all the earth your splendor: you will be named by God forever the peace of justice, the glory of God’s worship
More here:
Catholic Mass Readings for Sunday, December 9th, 2012