Srimad-Bhagavatam: Canto 10 - Chapter 1 - Verse 24

Sanskrit:

गावस्ततो गोष्ठमुपेत्य सत्वरंहुङ्कारघोषै: परिहूतसङ्गतान् ।स्वकान् स्वकान् वत्सतरानपाययन्मुहुर्लिहन्त्य: स्रवदौधसं पय: ॥ २४ ॥

ITRANS:

gāvas tato goṣṭham upetya satvaraṁhuṅkāra-ghoṣaiḥ parihūta-saṅgatānsvakān svakān vatsatarān apāyayanmuhur lihantyaḥ sravad audhasaṁ payaḥ

Translation:

Thereafter, all the cows entered their different sheds and began mooing loudly, calling for their respective calves. When the calves arrived, the mothers began licking the calves’ bodies again and again and profusely feeding them with the milk flowing from their milk bags.

Purport:

All the dealings between the calves and their respective mothers taking care of them were enacted by Kṛṣṇa Himself.