for SSAA double choir unaccompanied. In this compelling motet for the Feast of the Holy Trinity, Handl artfully embodies symbolism of the Trinity within the motet's structure. The three verses surrounded by a refrain of 'O beata Trinitas' may have been deliberately chosen to represent the Trinity, as it is the only example where Handl includes a true refrain. Offprinted from The Oxford Book of Upper-Voice Polyphony.