ĀśvŚS, 4, 8, 8.1 agnir vṛtrāṇi jaṅghanad ya ugra iva śaryahā tvaṃ somāsi satpatir gayasphāno amīvahedaṃ viṣṇur vicakrame trīṇi padā vicakrama iti sviṣṭakṛdādi lupyate /