E. Cobham Brewer 18101897. Dictionary of Phrase and Fable. 1898.
The god of love, and son of Venus. According to fable he wets with blood the grindstone on which he sharpens his arrows.
Ferus et Cupido,
Semper ardentes acuens sagittas.
Horace: 2 Odes, viii. 14, 15.
The best statues of this little god are Cupid Sleeping, in Albano (Rome); Cupid playing with a Swan, in the Capitol; Cupid mounted on a Tiger, (Negroni); and Cupid stringing his Bow, in the Louvre (Paris). Raphaels painting of Cupid is in the Farnesina (Rome).