And when Sir Breuse saw him with the shield of Cornwall he knew him well that it was Sir Tristram, and then he fled, and Sir Tristram followed after him; and Sir Breuse Saunce Pité was so horsed that he went his way quite, and Sir Tristram followed him long, for he would fain have been avenged upon him. And so when he had long chased him, he saw a fair well, and thither he rode to repose him, and tied his horse till a tree.

Le Morte D'Arthur