संस्मृत्य वेदांस्तदनु यज्ञक्रमगुणान्बहून् ।जगद्ग्रहादयं ब्रह्मा मर्यादां समकल्पयत्
In plain words
Then, having recalled the Vedas, and after them the many features of the order of sacrifice, this Brahmā, for the holding of the world, fashioned its due bounds.