
“It was not for nothing that the raven was just now croaking on my left hand.”
Aulularia, Act iv, sc. 3, 1; reported in Bartlett's Familiar Quotations, 10th ed. (1919). Referenced in "That raven on yon left-hand oak/(Curse on his ill-betiding croak!)/Bodes me no good", John Gay, 'Fables, Part I, The Farmer’s Wife and the Raven.
Aulularia (The Pot of Gold)