heofon-wōma, m.n: a heavenly sound, the sound heard at the day of judgment. [HAY-oh-von-WOH-ma]

The Escorial Beatus (Escorial, Biblioteca Monasterio, Cod. & II. 5, p. 20), a 10th-century illuminated manuscript of the Commentary on the Apocalypse by Beatus of Liébana. [arachne.uni-koeln.de]