3 Nor once did yield it respite day nor night, 4 But soon as Titan gan his head exalt,

soon > [as soon] gan > did; began to exalt > raise [at dawn]

5 And soon again as he his light withheld,

soon > [as soon]

6 Their wicked engines they against it bent:

engines > engines of destruction, missiles; siege-engines; snares, deceptions bent > directed, brought to bear

7 That is, each thing by which the eyes may fault,

fault > err, sin

8 But two than all more huge and violent, 9 Beauty, and money, they that bulwark sorely rent.

rent > tore, broke, burst