Answer

In Jain Dharma, the special importance of these days is not mainly because of a celestial or astrological combination.

The 10 days of Das Lakshan Parva are important because they are traditionally dedicated to deep reflection on the ten supreme virtues:

• Uttam Kshama — supreme forgiveness
• Uttam Mardav — supreme humility
• Uttam Arjav — supreme straightforwardness
• Uttam Shauch — supreme purity/contentment
• Uttam Satya — supreme truthfulness
• Uttam Sanyam — supreme self-restraint
• Uttam Tap — supreme austerity
• Uttam Tyag — supreme renunciation
• Uttam Akinchan — supreme non-possessiveness
• Uttam Brahmacharya — supreme celibacy/purity of conduct

So the “10 days” correspond to the 10 dharmas/virtues, not to a special planetary alignment.

Explanation

Jain festivals are generally connected more with:

• spiritual discipline,
• self-purification,
• scriptural study,
• repentance and forgiveness,
• restraint of body, speech, and mind,

rather than astrology.

Das Lakshan Parva comes after Paryushan in the Digambar tradition and is observed as a period of intensified sadhana. Each day focuses on one virtue, so the period naturally becomes ten days.

Could it have been some other days? In a purely practical sense, spiritual practice can be done on any day. Jain Dharma does not teach that forgiveness, restraint, tapas, or truthfulness are limited to only these days.

But tradition gives certain periods special importance so that the whole community becomes spiritually focused together.

Spiritual Understanding

The deeper point is this:

• These days are not “magical” because of the sky.
• They become powerful because of our inner effort.
• The real auspiciousness is created by repentance, restraint, forgiveness, study, and tapas.

In Jain Dharma, bondage and liberation depend on one’s own karma, passions, and conduct — not on planets controlling the soul.

Takeaway

The 10 days are special because Jain tradition dedicates them to the 10 supreme virtues of the soul. Their importance is spiritual and ethical, not primarily celestial or astrological.