Maimonides - Mishneh Torah
12 Sourced Quotes
When a man reflects on these things, studies all these created beings, from the angels and spheres down to human beings and so on, and realizes the divine wisdom manifested in them all, his love for God will increase, his soul will thirst, his very flesh will yearn to love God. He will be filled with fear and trembling, as he becomes conscious of his lowly condition, poverty, and insignificance, and compares himself with any of the great and holy bodies; still more when he compares himself with any one of the pure forms that are incorporeal and have never had association with any corporeal substance. He will then realize that he is a vessel full of shame, dishonor, and reproach, empty and deficient.
Abraham... was sunk in Ur of the Chaldees among foolish idolaters. His father and mother and all the people worshipped the stars.... He knew that all were mistaken and that what caused them to err was worship of the images which drove the Truth out of their minds.... It was proper to destroy and smash the idols so that the people should not err by them like those who think there is no god save images.
Astrology is a disease, not a science. All sorts of superstitions thrive under its shadow. Only fools and charlatans lend value to it.
Variant translation: Astrology is a sickness, not a science...It is a tree under the shade of which all sorts of superstitions thrive.