Agnipurana 19.3

19.3

aṃśuś ca dvādaśādityā āsan vaivasvatentare /
ariṣṭanemipatrīnāmapatyānīha ṣoḍaśa //

and Aṃśa—these were the twelve Ādityas in the Vaivasvata interval. / The offspring of the wives of Ariṣṭanemi here were sixteen;