The Roman Martyrology

In the 5199th year of the creation of the world, from the time when in the beginning God created heaven and earth; from the flood, the 2957th year; from the birth of Abraham, the 2015th year; from Moses and the going-out of the people of Israel from Egypt, the 1510th; from the anointing of David as king, the 1032nd year; in the 65th week according to the prophecy of Daniel; in the 194th Olympiad; from the founding of the city of Rome, the 752nd year; in the 42nd year of the rule of Octavian Augustus, when the whole world was at peace, in the sixth age of the world: Jesus Christ, the eternal God and Son of the eternal Father, desiring to sanctify the world by His most merciful coming, having been conceived by the Holy Ghost, and nine months having passed since His conception was born in Bethlehem of Juda of the Virgin Mary, having become man:

Natívitas Dómini nostri Jesu Christi secúndum carnem.
THE NATIVITY of our Lord Jesus Christ according to the flesh.