Shatapatha Brahmana 5.5.4.6

5.5.4.6

atha yadatyasmā aśanāyāsa | tatastittiriḥ samabhavattasmātsa viśvarūpatama iva santyeva ghṛtastokā iva tvanmadhustokā iva tvatparṇeṣvāścutitā evaṃrūpamiva hi sa tenāśanamāvayat

And from the one which was for other (kinds of) food, a partridge sprang; whence the latter is exceedingly variegated: ghee drops indeed have, as it were, dropped on his wings in one place, and honey-drops, as it were, in another; for suchlike was the-food he consumed with that (mouth).