Śrīmad-Bhāgavatam · Text 4.15.2
Who is speaking and story frame
तद् दृष्ट्वा मिथुनं जातमृषयो ब्रह्मवादिन: ।
ऊचु: परमसन्तुष्टा विदित्वा भगवत्कलाम् ॥ २ ॥
tad dṛṣṭvā mithunaṁ jātam
ṛṣayo brahma-vādinaḥ
ūcuḥ parama-santuṣṭā
viditvā bhagavat-kalām
The great sages were highly learned in Vedic knowledge. When they saw the male and female born of the arms of Vena’s body, they were very pleased, for they could understand that the couple was an expansion of a plenary portion of Viṣṇu, the Supreme Personality of Godhead.
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