The narrator (see above) brings the 'motivum' of the work at the very opening, speaking in Latin, and then follows the introduction by the orchestra, once more punctuated by the voice of the narrator, bringing the words from Isaiah, 45:8.
The narrator (as described earlier) presents the 'core concept' at the start, using Latin, and then follows with the orchestra's introduction, punctuated once more by the narrator's voice, referencing Isaiah, 45:8.