Śrīmad-Bhāgavatam · Text 4.18.27
Who is speaking and story frame
एवं पृथ्वादय: पृथ्वीमन्नादा: स्वन्नमात्मन: ।
दोहवत्सादिभेदेन क्षीरभेदं कुरूद्वह ॥ २७ ॥
evaṁ pṛthv-ādayaḥ pṛthvīm
annādāḥ svannam ātmanaḥ
doha-vatsādi-bhedena
kṣīra-bhedaṁ kurūdvaha
My dear Vidura, chief of the Kurus, in this way King Pṛthu and all the others who subsist on food created different types of calves and milked out their respective eatables. Thus they received their various foodstuffs, which were symbolized as milk.
Read this verse on Vedabase.ioThis verse has no purport; its meaning is explained by the verses around it.