Bhagavatapurana 6.12.34

6.12.34

tadā ca khe dundubhayo vinedur gandharvasiddhāḥ samaharṣisaṅghāḥ /
vārtraghnaliṅgaistamabhiṣṭuvānā mantrairmudā kusumairabhyavarṣan //

34. At that time celestial drums were sounded in the sky; Gandharvas, Siddhas, crowds of great Rishis praised Indra singing mantras that celebrate his feats in vanquishing Vritra and in great joy covered Indra with showers of flowers.