Srimad-Bhagavatam: Canto 4 - Chapter 1 - Verse 7
Sanskrit:
तोष: प्रतोष: सन्तोषो भद्र: शान्तिरिडस्पति: ।इध्म: कविर्विभु: स्वह्न: सुदेवो रोचनो द्विषट् ॥ ७ ॥
ITRANS:
toṣaḥ pratoṣaḥ santoṣobhadraḥ śāntir iḍaspatiḥidhmaḥ kavir vibhuḥ svahnaḥsudevo rocano dvi-ṣaṭ
Translation:
The twelve boys born of Yajña and Dakṣiṇā were named Toṣa, Pratoṣa, Santoṣa, Bhadra, Śānti, Iḍaspati, Idhma, Kavi, Vibhu, Svahna, Sudeva and Rocana.