Srimad-Bhagavatam: Canto 8 - Chapter 1 - Verse 27
Sanskrit:
भविता रुद्रसावर्णी राजन्द्वादशमो मनु: ।देववानुपदेवश्च देवश्रेष्ठादय: सुता: ॥ २७ ॥
ITRANS:
bhavitā rudra-sāvarṇīrājan dvādaśamo manuḥdevavān upadevaś cadevaśreṣṭhādayaḥ sutāḥ
Translation:
O King, the twelfth Manu will be named Rudra-sāvarṇi. Devavān, Upadeva and Devaśreṣṭha will be among his sons.