Footnote (1) says, "Medically it is well known now that a fly carries some pathagens on some parts of its body as mentioned by the Prophet (before 1400 years. approx. when the humans knew very little of modern medicine.)
Maelezo chini ya ukurasa (1) yanasema, "Kwa mujibu wa fani ya tiba sasa inafahamika sana kuwa nzi hubeba vijidudu vyenye kusababisha magonjwa (pathogens) kwenye baadhi ya sehemu zake kama ilivyosemwa na Nabii (karibu miaka 400 kabla wakati ambapo wanadamu walikuwa na ufahamu mdogo sana wa tiba ya kisasa).