The Aeneid by Virgil Book 2 Page 17

Then himself too, as he comes to their aid, weapons in hand, they seize and bind in mighty folds; and now, twice encircling his waist, twice winding their scaly backs around his throat, they tower above with head and lofty necks. He the while strains his hands to burst the knots, his fillets steeped in gore and black venom; the while he lifts to heaven hideous cries, like the bellowings of a wounded bull that has bled from the altar and shaken from its neck the ill-aimed axe.

But, gliding away, the dragon pair escape to the lofty shrines, and seek fierce Tritonia’s citadel, there to nestle under the goddess’s feet and the circle of her shield. Then indeed a strange terror steals through the shuddering hearts of all, and they say that Laocoön has rightly paid the penalty of crime, who with his lance