Madhvaon Brahma Sūtra 2.2.33

If (according to the Gaina doctrine), the size of the soul were admitted to be that of the body occupied, then the soul dwelling in such a little body as that of the ant, passing by fonje of Karma into a big body as that of the elephant, or vice versâ, the soul, the occupant of the huge ]jody of the elephant, etc., passing into the body of an ap( etc., would find itself too small or too big, (*.«., could not be tbe proper occupant of the particular body).