23 -- 4 ) are : 'the sun rose behind his back and set before his face , and where the water foamed among the boulders or rushed over sudden falls , at morning and evening rainbows were woven across the stream ' ; 'now he said : `` it is a fay-voice , '' now : `` nay , it is a small beast that is wailing in the waste '' ' ; ' [ tuor ] wandered still for some days in a rugged country bare of trees ; and it was swept by a wind from the sea , and all that grew there , herb or bush , leaned ever to the dawn because of the prevalence of that wind from the west ' -- which are very closely similar to or almost identical with passages in the tale ( pp .