It is uncertain which destruction is meant here. Sargon led a punitive expedition in the area in 710 BC, and his successor Sennacherib destroyed the city of Babylon in 689 BC. The point Isaiah is making is likely that the Phoenicians were not to think that they could escape their judgment. Even Babylon was destroyed as if it had never existed.
13 Vois les Chaldéens, qui n'étaient pas un peuple, Ces habitants du désert, pour qui l'Assyrien a fondé un pays; Ils élèvent des tours, ils renversent les palais de Tyr, Ils les mettent en ruines.