Why is Bhishma Panchak 2025 known as five sacred days of devotion? Know its dates, significance, and Vedic rituals. Bhishma Panchak 2025 comprises five days considered as divine by people for performing austerity, worship, and devotional activities during the last five days of the holy month of Kartik. Rooted deeply in Sanatangyan tradition and guided by the shastras, these days honor Bhishma Pitamah — the great warrior and devotee from the Mahabharata . Fasting, bathing, and