In traditional Islamic interpretation, dreaming about a sibling, such as a brother, can have several meanings depending on the context and emotions involved in the dream. Here are some key points:

1. Brother (أخ, Akh): A brother in a dream may represent support, companionship, or rivalry, as siblings often play these roles in life. Dreaming of a brother can symbolize feelings of kinship, protection, or unresolved issues between you.

2. Realistic Feeling: The fact that the dream felt very real and carried a deep sense of meaning suggests it might be a significant experience or message. Islamically, this could mean the dream is one of the true dreams (رؤيا صالحة, Ru'yā Ṣāliḥa), which are considered a part of good tidings or guidance from Allah.

3. Symbol of Relationship: A brother might symbolize current emotional bonds or tensions. If you have a positive relationship, it can indicate support and love. If the relationship is strained, the dream might highlight the need to address any issues.

Reflective Interpretation

In the light of your life, think about your relationship with your brother. Is there something that you need to resolve, or a support that you need to acknowledge? The dream may call you to reflect upon these aspects and seek harmony or gratitude in your fraternal relations.

Spiritual Reflection

Consider this dream as a reminder of the blessings and trials within family bonds. It might inspire you to strengthen family ties or resolve conflicts, reflecting the Islamic value of maintaining kinship bonds (صلة الرحم, Ṣilat ar-Raḥim).

If the dream stirred emotions, perhaps it's an encouragement to engage in prayer (دعاء, Du'ā') and seek guidance from Allah regarding family matters.

May this dream be a source of insight and guidance for you.