E. Cobham Brewer 18101897. Dictionary of Phrase and Fable. 1898.
Both the music and words were composed by Dr. Henry Carey in 1740. However, in Antwerp cathedral is a MS. copy of it which affirms that the words and music were by Dr. John Bull; adding that it was composed on the occasion of the discovery of Gunpowder Plot, to which the words frustrate their knavish tricks especially allude.