in the lay of the children of hurin in alliterative verse turin and his companion flinding ( later gwindor ) , fleeing after the death of beleg strongbow , came to this land : there the twain enfolded phantom twilight and dim mazes dark , unholy , in nan dungorthin where nameless gods have shrouded shrines in shadows secret , more old than morgoth or the ancient lords the golden gods of the guarded west .