Most palpable and loud: I have often thought I could distinctly hear the sound of the darkness as it stole over the horizon.

Young flowers were whispering in melody: Fairies use flowers for their charactery. — Merry Wives of Windsor. William Shakespeare

The moonbeam: In Scripture is this passage — "The sun shall not harm thee by day, nor the moon by night." It is, perhaps, not generally known that the moon, in Egypt, has the effect of producing blindness to those who sleep with the face exposed to its rays, to which circumstance the passage evidently alludes