The best way to thank the Universe for manifestation coming true is to express gratitude. This can be done through prayer, meditation, or simply by taking a moment to appreciate the manifestation and all the positive energy that went into making it happen. Additionally, it is important to take action to ensure that the manifestation continues to manifest in the future. This could include taking steps to maintain the manifestation, such as continuing to practice positive affirmations or taking steps to ensure that the manifestation is sustainable.
