Skandapurana 6.3.131.20

6.3.131.20

akṛṣṇaḥ kṛṣṇatāmamba kathaṃ gaccheddhayottamaḥ .
dāsatvaṃ prāpsyase tvaṃ hi paṇenānena suvrate .. 131.20 ..

“How could this best of horses, not black, become black, O mother?
You indeed will fall into slavery by this wager, O virtuous one!”