πορθεῖν
From LSJ
Ἐπηγγείλατο εἰς ἐπανόρθωσιν τῆς πόλεως διὰ τὸ εἶναι ευσεβεστάτη καὶ κηδεμονικὴ. → She pledged herself to the reconstruction of the city because of her being most pious and dutiful.
(see also πορθέω): pillage, plunder, lay waste, make havoc of