Skandapurana 6.3.28.13

6.3.28.13

yantāraṃ ca surajyeṣṭhaṃ vedānkṛtvā hayottamān .
khalīnādiṣu cāṅgāni raśmīṃśchandāṃsi cākarot .. 28.13 ..

the eldest of the gods as the charioteer, having made the Vedas the excellent horses, / the Vedāṅgas on the bridle-bits and fittings, and the meters the reins;