Shiva Purana
दश पुत्रा महात्मानो बभूवुस्सुतपस्विनः ॥ मुनेः पितुस्समाः सर्वे पद्मायाः सुखवर्द्धनाः ॥ १३॥
Ten noble sons, all of them great sons, were born to the sage. They were equal to their father and increased the pleasure of Padmā.
english translation
daza putrA mahAtmAno babhUvussutapasvinaH ॥ muneH pitussamAH sarve padmAyAH sukhavarddhanAH ॥ 13॥
hk transliteration by Sanscript