Empyreal adj. Formed of pure fire or light; refined beyond aerial substance; pertaining to the highest and purest region of heaven. "Go, soar with Plato to the empyreal sphere."
... part of our misapprehension in the whole matter is from our not having well known who the great painters were, and taking delight in the petty skill that was bred in the fumes of the taverns of the North, instead of theirs who breathed empyreal air, sons of the morning, under the woods of Assisi and the crags ... — Selections From the Works of John Ruskin • John Ruskin
... hosts acknowledge thee their second saviour: For now thy how's unerring shafts (as erst The Lion-man's terrific claws[108]) have purged The empyreal sphere ... — Sakoontala or The Lost Ring - An Indian Drama • Kalidasa