Kukkuravatikasutta 5.5

5.5

Iti kho, seniya, sampajjamānaṃ govataṃ gunnaṃ sahabyataṃ upaneti, vipajjamānaṃ nirayan”ti.

So if the cow observance succeeds it leads to rebirth in the company of cows, but if it fails it leads to hell.”