See Brother, Sister. All are different parts of self. According to Freud, this is very often a symbol for genitals. Older siblings, according to Jung, point to more developed parts of the self, that which is wanted and admired.... Little Giant Encyclopedia
Dreams • It is important that you identify what kind of relationship you have with your sister or brother.
• When you think of your sister or brother, what is the first thing that comes to your mind to describe them? What about them stands out the most? • Perhaps your sister is willful. She could speak of your will. Maybe she is insecure, in which case she would speak of insecurity.
• Perhaps your brother is highly intellectual, then he would likely speak of your intellect. Maybe your brother was the kind of person that always protected you. In this case he could speak of the Holy Spirit in your dreams.
When I see someone’s sibling during ministry, the Lord usually wants to address an issue. Often the Lord indicates that the person needs to break links with their sibling. Other times inner healing needs to take place.
• The Lord will give you an inner knowing or impression to go along with the vision. So remain sensitive to the spirit and you will be able to understand exactly what the Lord wants you to do with the revelation He gave you.
• Speaking of the Family of Christ • Matthew 12:50 For whoever shall do the will of my Father who is in heaven, that person is my brother, and sister, and mother.