The Works of Bishop Joseph Butler, volume I; London: Macmillan, 1900, pp 230-243
Preached before the House of Lords in the Abbey Church of Westminster, on Friday, January 30, 1740-41. Being the day appointed to be observed as the day of the Martyrdom of King Charles I.
And not using your liberty for a cloke of maliciousness, but as the servants of God. (I Peter ii. 16).