Note 4 — Chapter XXIV
Reading edition
Except in one place in the Táin Bo Chuailgne, where his sword is spoken of, which was like a thread in his hand, but which when he smote with it extended itself to the size of a rainbow, with three blows of which upon the ground he raised three hills. The description of Fergus in the Conor story preserved in the Book of Leinster, is simply and frankly that of a giant many times the size of an ordinary man.