Sforno on Ki Sisa 34:17

English: אלוהי מסכה, graven images; some cameos, worn at times when certain horoscopes, constellations, dominate the sky; they are intended to protect the wearer. (compare Maimonides, Moreh, 1,63) The reason why these cameos are cast is that all of their parts must be made simultaneously, symbolising the simultaneous appearance of such constellations of certain stars. The people serving these constellations believe that they can improve the quality of their lives by means of goodwill extended to them by these stars. The Torah warns against this practice because the person doing this may not even consid