In Jain tradition, the most well-known mother who saw auspicious dreams was Mata Trishala, the mother of Bhagwan Mahavir. She saw 14 auspicious dreams, not 28.
Explanation
Before the birth of a Tirthankar, the mother is said to see divine and auspicious dreams.
For Bhagwan Mahavir, these were seen by Queen Trishala.
Spiritual Understanding
These dreams are considered a sign of the arrival of a महान आत्मा, full of purity, compassion, and spiritual greatness.
Takeaway
If you meant the Jain tradition of auspicious dreams, the answer is Mata Trishala, mother of Bhagwan Mahavir.