Commemoratio
sancti Malachiae, prophetae, qui, post transmigrationem Babylone diem magnum
Domini eiusque adventum in templum nuntiavit semperque et ubique mundam
oblationem nomini eius offerendam. (Roman Martyrology)
The commemoration of
Saint Malachi, the prophet, who, after the Babylonian Exile, announced the
great Day of the Lord, his coming into the Temple, and that an immaculate
offering be made to His Name, always and everywhere.