Neglect of supportin[g] and maintaining the pure worship of God by the professing people of God, is a God-provoking and land-wasting sin and repentance with reformation of it, the only way t[o] their outward felicity, or, The cause of New-Englands scarcity and right way to its plenty : as it was discovered and applied in a sermon preached at Roxbury on a fast-day, July 26, 1687 /