Remarks to Rump Parliament, 20 Apr. 1653. The Oxford Dictionary of Quotations describes this as "oral tradition." BulstrodeWhitlocke, Memorials of the English Affairs (1682), describes Cromwell as telling the House that "they has sate long enough, unles they had done more good."
Oscar Wilde, Russell Jackson, Ian Small (2000). “The Complete Works of Oscar Wilde: De profundis, "Epistola : in carcere et vinculis"”, p.184, Oxford University Press on Demand