 Their six-square-mile purchase formed the basis of the new town, which was called "Concord" in appreciation of the peaceful acquisition.He was known for his facility in Latin with both epigrams and poetry, with Cotton Mather praising the latter.As a writer, his book of Puritan sermons titled "The Gospel Covenant, or the Covenant of Grace Opened", published in London in 1646, in which he appealed to "the people of New England," that they might "labor to shine forth in holiness above all other people", and evoked the City upon a Hill of John Winthrop.