It was the motto of a bishop eminent for his piety and good works, ... Serve God, and be cheerful.
1715 June 5 (Gregorian calendar), Joseph Addison, “The Free-holder: No. 45. Wednesday, May 25. ”, in The Works of the Right Honourable Joseph Addison, Esq; […], volume IV, London: […] Jacob Tonson, […], published 1721