Answer

In Jain tradition, Posh Dashami is observed on Magshar Sud Dasham because this date is connected with Bhagwan Parshwanath.

It is believed that on Magshar Sud Dasham, Bhagwan Parshwanath was conceived in the womb of Mata Vamadevi. Therefore, Jains observe this day with devotion, worship, fasting, and remembrance of Bhagwan Parshwanath.

Explanation

The name “Posh Dashami” may sound like it belongs to the month of Posh, but the observance is actually on:

• Magshar Sud Dasham according to the Jain calendar
• It is especially associated with Bhagwan Parshwanath, the 23rd Tirthankar

On this day, devotees commonly do:

• Darshan and Puja of Bhagwan Parshwanath
• Fasting or other tapasya
• Recitation of Parshwanath-related stotras and prayers
• Spiritual reflection on compassion, forgiveness, and protection of all living beings

Spiritual Understanding

Bhagwan Parshwanath’s life is deeply connected with ahimsa, compassion, and forgiveness. Observing Posh Dashami reminds devotees to reduce attachment, control passions, and strengthen devotion toward the path of liberation.

Takeaway

Posh Dashami is celebrated in Magshar month because Magshar Sud Dasham is traditionally connected with the conception of Bhagwan Parshwanath.