Districtus ensis cui super impia
Cervice pendet, non Siculae dapes
Dulcem elaborabunt saporern:
Non avium citharaeque cantus
Somnum reducent. Horat. Carm. iii. 1.
Sidonius concludes his letter with the story of Damocles, which Cicero (Tusculan. v. 20, 21) had so inimitably told.