Authors:

Let the blue sky overhead, The green earth on which ye tread, All that must eternal be Witness the solemnity.

Percy Bysshe Shelley (1874). “The Poetical Works of Percy Bysshe Shelley; Essays, Letters from Abroad, Translations and Fragments”, p.234
Let the blue sky overhead, The green earth on which ye tread, All that must eternal be Witness the solemnity.