על חיי משה, ספר ב כ״אOn the Life of Moses, Book II 21
א׳
1[101] In the space between the four and the five pillars, which may properly be called the vestibule of the temple, and is shut off by two woven screens, the inner and the outer, called respectively the veil and the covering, he set the remaining three of the equipments mentioned above. The altar of incense he placed in the middle, a symbol of the thankfulness for earth and water which should be rendered for the benefits derived from both these, since the mid-position in the universe has been assigned to them. The candlestick he placed at the south,
ב׳
2[102] figuring thereby the movements of the luminaries above; for the sun and the moon and the others run their courses in the south far away from the north. And therefore six branches, three on each side, issue from the central candlestick, bringing up the number to seven,
ג׳
3[103] and on all these are set seven lamps and candlebearers, symbols of what the men of science call planets. For the sun, like the candlestick, has the fourth place in the middle of the six and gives light to the three above and the three below it, so tuning to harmony an instrument of music truly divine.