Ramayana
एतच्छ्रुत्वा महेन्द्रस्तु यज्ञमिष्ट्वा च वैष्णवम् । पुनस्त्रिदिवमाक्रामदन्वशासच्च देवराट् ॥ 7-30-50 ॥
Having heard this, the great Indra, and having offered the Vaishnava sacrifice, again ascended to heaven, and the king of the gods resumed his rule.
english translation