Śrīmad-Bhāgavatam · Text 9.1.13
Who is speaking and story frame
अप्रजस्य मनो: पूर्वं वसिष्ठो भगवान् किल ।
मित्रावरुणयोरिष्टिं प्रजार्थमकरोद् विभु: ॥ १३ ॥
aprajasya manoḥ pūrvaṁ
vasiṣṭho bhagavān kila
mitrā-varuṇayor iṣṭiṁ
prajārtham akarod vibhuḥ
Manu at first had no sons. Therefore, in order to get a son for him, the great saint Vasiṣṭha, who was very powerful in spiritual knowledge, performed a sacrifice to satisfy the demigods Mitra and Varuṇa.
Read this verse on Vedabase.ioThis verse has no purport; its meaning is explained by the verses around it.