Mercury rules 5th and 8th house is in 9th house in Libra

When Mercury is placed in the 9th house in the sign of Libra, it signifies a strong placement for the houses of higher learning, philosophy, and religion. This placement indicates that the person has natural intellectual abilities, and they have a hunger for knowledge and a deep interest in spirituality.

As the 9th house is associated with higher education, this placement indicates that the person is likely to be a good student who will do well in academic pursuits, particularly in the fields of philosophy, spirituality, and law. They may have a great love for learning and enjoy spending time in academic pursuits, and may even pursue a career in academia later on.

Mercury in the 9th house in the Libra sign makes the individual very fair and balanced in their thought process. This gives them a great ability to communicate effectively with others and build strong relationships based on mutual respect and understanding. They are likely to have excellent communication skills, and may even be a natural negotiator or diplomat.

Overall, this is a very positive placement for Mercury, indicating a strong intellect and a deep interest in higher learning and spirituality. With their strong communication and negotiation skills, they are likely to have great success in whatever career path they choose to pursue.