And when the celestials had gone, the mighty ascetic, Viśvāmitra, with upraised arms, and without any support, and subsisting on air, began to perform penances.
विप्रस्थितेषु देवेषु विश्वामित्रो महामुनिः॥ ऊर्ध्वबाहुनिरालम्बो वायुभक्षस्तपश्चरन्।