Spanish
Roca de la Eternidad
Sheet music
Roca de la eternidad, Fuiste abierta por mí…
Words, music and setting are in the public domain. The sheet music is from PDHymns.com. The piano is the FluidR3 General MIDI sound font (MIT licence). How many hymnals print a hymn, and when it was written, is from Hymnary.org.