It is to the caged hand
the Arm extends,
and whether up
or up and over,
This poem is about two men. One is Gregory Petrov who died in a prison camp in Russia in the 1940's, praising God to the end. The other man is someone who miraculously escaped and walked for many, many miles over the Siberian mountains to freedom.
In the midst of suffering, Gregory Petrov wrote one of the most beautiful Orthodox hymns I've ever heard: