de bello gallico, 4.28

With peace having been affirmed by these things, after the fourth day which it was come into Britain eighteen ships, about which it was mentioned above, which had carried the cavalry, from a higher port were released by a gentle wind. Which when they approached Britain and were seen from the camps, such a storm suddenly arose that none of them were able to hold their course, but some were carried back to the same place whence they had set out, others were thrown to a lower part of the island, which is nearer to the setting of the sun, with great danger to them; which nevertheless with the anchors having been thrown, when they were filling with waves, by necessity, in the face of the night having been born into the deep, sought the continent.