 तत्रेषूपलयन्त्राणिबलवन्तिमहान्तिच ।आगतंपरसैन्यंतैस्तत्रप्रतिनिवार्यते ।। 
 "The doors are fitted with powerful machines which retaliate by discharging darts and stones on the enemys army and kill them." 