The celebration of christological feasts (including Christmas, Easter, Ascension, and Pentecost) and the section of a liturgical book containing the texts for those feasts. The temporale also includes the saints' feast days celebrated between December 24 and January 13 because of their close association with the Christmas season. For the Mass, the temporale, together with the Sanctorale, the Common of Saints, and the invariable canon and ordinary of the mass, provides the order of services for the liturgical year.