To dream of baptism, signifies that your character needs strengthening by the practice of temperance in advocating your opinions to the disparagement of your friends.
To dream that you are an applicant, signifies that you will humiliate your inward self for public favor.
To dream that you see John the Baptist baptizing Christ in the Jordan, denotes that you will have a desperate mental struggle between yielding yourself to labor in meagre capacity for the sustenance of others, or follow desires which might lead you into wealth and exclusiveness.
To see the Holy Ghost descending on Christ, is significant of resignation to duty and abnegation of self.
If you are being baptized with the Holy Ghost and fire, means that you will be thrown into a state of terror over being discovered in some lustful engagement. ... Ten Thousand Dream Interpretation
Symbolic of becoming fully immersed or initiated into something, Matt. 28:16-20. Watching someone attempt to baptize themselves is symbolic of trying to work for or earn salvation ... Christian Dream Symbols
New force entering your life, cleansing away old attitudes; opening to one’s inner possibilities; life pervading and healing, an influx of what had been latent or potential in the self, birth. See religion and dreams; Christ under archetypes. ... A Guide to Dreams and Sleep Experiences
Vision: If you are holding a baby who is to be baptized: you are asked to accept a responsibility and you need to agree to it. You can now start a very important project. Being present at a baptism: you have a sudden desire to start a new life. Watching a baptism: you will find inner strength in a very difficult hour.
Depth Psychology: You are going through profound changes: you are more tolerant, gain new insights, cleanse your emotions, and awaken secret strengths—all of which is like getting a new lease on life.
To dream of a baby being baptized indicates rebirth and a rejuvenated view and hope of life. Being enveloped in water symbolizes death, but rising from water symbolizes rebirth and newness. Your previous self that was bound by negativity is gone and this new life you’ve chosen will find prosperity. Spiritually, this dream indicates a rejuvenated faith in God and you are reaching a spiritual actualization.... Dream Symbols and Analysis
Psychological / emotional perspective: When a ceremony or ritual signifies new beginnings, our way of thought needs to change in line with what we now know to be true. We can ascribe to a common belief.... Dream Meanings of Versatile