The number 8 is one of the most spiritually powerful. Seeing this number repeatedly is a strong sign that you are receiving heavenly guidance, which is always good. Angel number 8 can appear as your birthday number, personality number, or destiny number. 8 Angel Number Meaning. Number 8 is a good sign. Its meaning is as follows: Number 8 Spiritual Meaning. What does the number 8 mean spiritually? The spiritual meaning of angel number 8 is related to Karma, abundance, prosperity, and manifestation. Abundance and prosperity In spirituality, the number 8 represents balance and harmony. It is a symbol of yin and yang, the feminine and masculine energies in the universe. The number 8 can also represent spiritual growth and enlightenment. If you are seeing the number 8, it may be a sign to focus on finding balance in your life and connecting with your spiritual side. Karmic: In a spiritual sense, the number 8 is all about giving back. It realizes that its successes are not its alone and will intentionally recognize and appreciate any help it has received. It balances achievement with gratitude, which can then be rebalanced with more achievement -- it's a cycle of success that the 8 is continuously manifesting. In a nutshell: “The number eight is a symbol for the energetic vibration of personal power, hidden power, shared resources, determination, material and financial gain, the pinnacle, recognition O4dh4D.