beyond all dispute

References in classic literature ?
returned the now unnosed squire; "Tom Cecial I am, gossip and friend Sancho Panza; and I'll tell you presently the means and tricks and falsehoods by which I have been brought here; but in the meantime, beg and entreat of your master not to touch, maltreat, wound, or slay the Knight of the Mirrors whom he has at his feet; because, beyond all dispute, it is the rash and ill-advised bachelor Samson Carrasco, our fellow townsman.
Now, these sentiments, if sentiments they were, or sensations, as they were beyond all dispute, might be envy--repinings at another's better fortunes--or they might be excited by philosophical and commendable reflections touching those follies which so often lead the young and thoughtless into extravagance.
Child, thou art beyond all dispute the most shameless son of Shaitan that I have ever known to take up a poor girl's time with this play, and then to say: "Is not the jest enough?