The mare set off for home with the speed of a swallow, and going as smoothly and silently. I never had dreamed of such a motion, fluent and graceful, and ambient, soft as the breeze flitting over the flowers, but swift as the summer lightening.

It told of the Celtic King Arthur opposing the invading Saxons and taking London which was a transparent encoding of William III opposing the "Saxon" James II and taking London. In 1724 the Society for the Propagation of the Gospel was set to publish Blackmore's Psalms as official for America but the Bishop of London Edmund Gibson (a conservative but a Whig) opposed the project and kept it from coming to fruition. The poem was based on the form of Virgil's The Aeneid and the subject matter of Geoffrey of Monmouth's Historia Regum Britanniae.

Sir Richard Blackmore (22 January 1654 – 9 October 1729) English poet and physician is remembered primarily as the object of satire and as an example of a dull poet. He was however a respected physician and religious writer.