E. Cobham Brewer 18101897. Dictionary of Phrase and Fable. 1898.
Hornets (Josh. xxiv. 12).
And I sent the hornet before you, which drave them out from before you, even the two kings of the Amorites. The Egyptian standard was a hornet, and in this passage, I sent the hornet before you, the word hornet must be taken to mean the Egyptian army.