Garudapurana 1.34.44

1.34.44

indraṃ savāhanaṃ cātha parivārayutaṃ tathā /
agniṃ yamaṃ nirṛtiṃ ca varuṇaṃ vāyumeva ca //

and Indra with his mount and surrounded by his retinue; / Agni, Yama, Nirṛti, Varuṇa, and Vāyu;