...forthcoming from Oehms:
https://www.jpc.de/jpcng/classic/detail/-/art/carl-loewe-jan-hus-op-82/hnum/11487595
An idea of the piece can be gained from this (different) performance:
https://www.youtube.com/watch?v=al0--OL20x4
Vocal score published in 1842 or earlier; text by an August Zeune. (Listed as Johann Huss in HMB.) Republished (revised??), both times by Bote & Bock, in 1875.
See also IMSLP (https://imslp.org/wiki/Johann_Huss%2C_Op.82_(Loewe%2C_Carl)).