“Barsa Sutra” is usually a colloquial way of saying “Barasa/Barah Sutra,” i.e., something in “twelve parts.” In Jain practice this commonly points to one of two well‑known twelves:

1) Twelve Vows of a Shravak (Barasa Anuvrata)

• The layperson’s 12 vows: 5 anuvratas (minor vows), 3 gunavratas (merit‑enhancing vows), and 4 shiksha‑vratas (discipline vows).
• Purpose: to live ahimsa, truthfulness, non‑stealing, celibacy/chastity, and non‑possessiveness in day‑to‑day life, and to gradually reduce raga–dvesha and karmic bondage.
• Accepted in both Shvetambar and Digambar traditions; names/wording may vary slightly, but the twelvefold structure and intent are the same.

2) Twelve Reflections (Barah Bhavna / Dwadash Anupreksha)

• The 12 contemplations: anitya, asharana, samsara, ekatva, anyatva, asuchi, asrava, samvara, nirjara, loka, bodhi‑durlabha, and dharma.
• Purpose: steady practice of detachment, right vision, and inner purification that supports vows and daily sadhana.
• Followed across both traditions; minor phrasing differences exist, but the meanings are preserved.

If in your community “Barsa Sutra” is used, it almost always refers to one of the above. Both embody the authentic Jain path: regulating conduct through vows and refining vision through reflections.