Śrīmad-Bhāgavatam · Text 10.13.46
Who is speaking and story frame
तावत् सर्वे वत्सपाला: पश्यतोऽजस्य तत्क्षणात् ।
व्यदृश्यन्त घनश्यामा: पीतकौशेयवासस: ॥ ४६ ॥
tāvat sarve vatsa-pālāḥ
paśyato ’jasya tat-kṣaṇāt
vyadṛśyanta ghana-śyāmāḥ
pīta-kauśeya-vāsasaḥ
Then, while Lord Brahmā looked on, all the calves and the boys tending them immediately appeared to have complexions the color of bluish rainclouds and to be dressed in yellow silken garments.
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