Trisagion

From the Greek = Three + Holy or thrice-holy hymn

One of the most ancient hymns of the church. As a general rule the regular Trisagion, "Holy is God! …" is to be sung during every prayer or service.

In the days of Baptism, in the old days, " All You who have been baptized into Christ, ..." replaced the Trisagion. Today this is done 19 times during the year:

For the solemnity of the Holy Cross the Trisagion is replaced by "To your Cross, we bow down in worship, …" 4 times during the year: