Dreams often reflect our subconscious thoughts, feelings, and experiences, and your dream is rich with symbols that may hold personal significance for you. Here's a potential interpretation of the key elements:

1. The Church: Churches often symbolize a search for spiritual guidance or a need for refuge. Entering the church with your brother could represent a journey of exploration or a desire for deeper connections with family or spirituality.
2. The Statues of Monks with Animals: Statues typically represent fixed ideas or beliefs. Monks symbolize spirituality and discipline, while animals can represent instinctual aspects of ourselves. The phoenix, symbolizing rebirth and transformation, could indicate a desire for renewal or change in your life. The other animals may represent different aspects of your personality or experiences that you are currently grappling with.
3. The Child Playing Piano: Children in dreams can symbolize innocence, creativity, or a part of yourself that is still developing. The child’s long arms and malnourished appearance might suggest feelings of vulnerability or the potential for expanded abilities that are not fully realized. The piano symbolizes creativity and expression, indicating you may be seeking to express yourself more freely.
4. The Priest and the Discussion of Money: The priest's role in the dream might represent authority or guidance in your life. The conversation about money and the "sugar daddy" could signify feelings about dependence, support, or the complexities of relationships. It might be worth reflecting on your own views about financial security and familial support.

Overall, this dream may be asking you to consider your relationships with your family, your own creative expression, and how you perceive support in your life. It could also indicate a longing for clarity in confusing situations, especially regarding familial roles or expectations.

To gain further insights, you might consider journaling about your feelings towards family, spirituality, and your current life situation. Explore what aspects of your life feel supported or unsupported, and how you can nurture your own creativity and personal growth.