1300s–1310s, Dante Alighieri, “Canto XXXIII”, in Inferno[Hell], lines 79–80; republished as Giorgio Petrocchi, editor, La Commedia secondo l'antica vulgata [The Commedia according to the ancient vulgate], 2nd revised edition, Florence:publ.Le Lettere, 1994:
Ahi Pisa, vituperio de le genti del bel paese là dove ’l sì suona[…].
Ah! Pisa, thou opprobium of the people of the fair land there where the sì doth sound.