The zodiac sign associated with nine pots of water is Aquarius. This association is rooted in the astrological symbolism and interpretations of the Aquarius sign. Aquarius is the eleventh sign of the zodiac, and it is represented by the water bearer, which is a depiction of a person pouring water from a pot. The number nine is often associated with Aquarius due to its connection with the element of water and the concept of abundance.

In astrology, Aquarius is known for its innovative and unconventional nature. The sign is ruled by the planet Uranus, which is associated with sudden changes and revolution. The number nine is often seen as a symbol of transformation and abundance, reflecting Aquarius' ability to bring forth new ideas and solutions. The concept of nine pots of water can be interpreted as a metaphor for the abundance of ideas and resources that Aquarius brings to the table.

Historical astrological texts and interpretations provide insight into this association. For example, Ptolemy, a Greek astronomer and astrologer from the 2nd century AD, wrote extensively about the signs and their characteristics. In his work "Tetrabiblos," Ptolemy describes Aquarius as a sign that is "full of water," indicating its connection to the element of water. This aligns with the symbolism of the water bearer, who is often depicted as carrying a pot of water.

Moreover, the number nine is significant in various cultural and spiritual traditions. In numerology, nine is considered a master number, symbolizing completion and abundance. This aligns with Aquarius' reputation for being a sign of innovation and progress. The association with nine pots of water can be seen as a representation of Aquarius' ability to bring forth a multitude of ideas and solutions, much like a person carrying multiple pots of water.

In conclusion, Aquarius is the zodiac sign associated with nine pots of water due to its astrological symbolism and the number's significance in representing abundance and transformation. This association reflects Aquarius' innovative nature and its ability to bring forth a wealth of ideas and resources.