Answer

No one can know for sure whether your soul was once a Tirthankar unless there is omniscient knowledge. In Jain Dharma, a soul can become a Tirthankar only when it attains very high spiritual purity and the special karmic causes for Tirthankar-nāma karma.

Explanation

In Jain philosophy:

• Every soul is eternal.
• A soul may take countless births.
• Some souls have been Tirthankars in a past life.
• But not every soul has been a Tirthankar.

A Tirthankar is not an ordinary soul in that birth. It is a soul that has reached the highest spiritual state and then establishes the Jain path for others.

So for an individual person, we generally cannot say, “your soul was definitely a Tirthankar before.” That is not something an ordinary being can verify.

Spiritual Understanding

The important point in Jain Dharma is not to get attached to past identity, but to focus on present effort.

Your soul has the same pure nature as every other soul:

• infinite knowledge
• infinite perception
• infinite bliss
• infinite energy

The goal is to remove karmas and reveal that purity. Whether or not a soul was a Tirthankar in a past life, the real spiritual work is the same: live with right faith, right knowledge, and right conduct.

Takeaway

Your soul may have had many noble past lives, but we cannot claim it was once a Tirthankar without certainty. In Jainism, what matters most is becoming spiritually pure now.