The constellation under which the sword was born in Kritika. Agni is its god, and Rohini is its Gotra. Rudra is its great preceptor.
कृत्तिकास्तस्य नक्षत्रमसेरग्निश्च दैवतम्। रोहिणी गोत्रमस्याथ रुद्रश्च गुरुरुत्तमः॥