GIA Publications has just made available a downloadable version of this hymn based on an ancient Greek prayer, the Phos hilaron. A morning text is also included. It is fully bilingual in Spanish and English.
Listen here from a live Vespers Service at Calvin Worship Symposium:
You can also purchase a choral arrangement, available here from the publisher which is compatible with the congregational version. You can here the choral version here:
Carlos Colón 