I must trouble the reader to correct the errata... For I am quite tired.
Well, indeed.
My little robot friend says the origin is as follows:
That line is from the 1704 pamphlet “A Defence of a Book intituled The Snake in the Grass. In reply to several Answers put out to it by George Whitehead, Joseph Wyeth, &c.” by the Anglican controversialist Charles Leslie.
Source: Are.na