Bhagavatapurana 6.6.22

6.6.22

suparṇāsūta garuḍaṃ sākṣādyajñeśavāhanam /
sūryasūtamanūruṃ ca kadrūrnāgān anekaśaḥ //

22. Suparna (Vinatha) brought forth Garuda who became the chief vehicle of Vishnu the Lord of sacrifices and also another son called Aruna who had no lower limbs and became the charioteer of Surya (the Sun); and Kadru bore various species of serpents or Nagas.