διὰ δέκα ἐπάλξεων πύργοι ἦσαν μεγάλοι
From LSJ
Ἡ δ' ἐμὴ ψυχὴ πάλαι τέθνηκεν, ὥστε τοῖς θανοῦσιν ὠφελεῖν → My soul died long ago so that I could give some help to the dead
at every tenth battlement were large towers, at intervals of ten battlements there were large towers