Holy God,
Holy and Strong,
Holy and Immortal, have mercy on us.

Sanctus Deus,
Sanctus fortis,
Sanctus immortalis, miserere nobis.

Agios o Theos,
Agios ichrysos,
Agios athanatos, eleison imas.


From the Small Missal service for Good Friday.


In the RPG In Nomine, the Trisagion is a Song of particular power, granted to Seraphim and most fully detailed in the Angelic Player's Guide.