Śrīmad-Bhāgavatam · Text 3.12.40
Who is speaking and story frame
षोडश्युक्थौ पूर्ववक्त्रात्पुरीष्यग्निष्टुतावथ ।
आप्तोर्यामातिरात्रौ च वाजपेयं सगोसवम् ॥ ४० ॥
ṣoḍaśy-ukthau pūrva-vaktrāt
purīṣy-agniṣṭutāv atha
āptoryāmātirātrau ca
vājapeyaṁ sagosavam
All the different varieties of fire sacrifices [ṣoḍaśī, uktha, purīṣi, agniṣṭoma, āptoryāma, atirātra, vājapeya and gosava] became manifested from the eastern mouth of Brahmā.
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