Don Quixote at this grew desperate, but the more he drove his heels into the horse, the less he stirred him; and not having any suspicion of the tying, he was fain to resign himself and wait till daybreak or until Rocinante could move, firmly persuaded that all this came of something other than Sancho’s ingenuity.
…her amiable qualities; for, besides being extremely beautiful, she was very wise, and very patient under her misfortunes, of which she had many; and the counsel and society of the Master Elisabad were a great help and support to her in enduring her afflictions with wisdom and resignation; hence the ignorant and ill-disposed vulgar took occasion to say and think that she was his mistress; and they lie, I say it once more, and will lie two hundred times more, all who think and say so.
Observing this, and how, without another word, he made off, and observing too the resignation of the plaintiff, Sancho buried his head in his bosom and remained for a short space in deep thought, with the forefinger of his right hand on his brow and nose; then he raised his head and bade them call back the old man with the stick, for he had already taken his departure.
…of the Brotherhood declined to go any farther, and the curate paid them what was due to them; the canon begged the curate to let him know how Don Quixote did, whether he was cured of his madness or still suffered from it, and then begged leave to continue his journey; in short, they all separated and went their ways, leaving to themselves the curate and the barber, Don Quixote, Sancho Panza, and the good Rocinante, who regarded everything with as great resignation as his master.
There are no more uses of "resignation" in the book.