Gāndharva-lakṣaṇa
Traits/Classification of the Gandharvas) and Royal-Genealogical Continuities (Vamśa-prasaṅga
नाभागस्तस्य दायादो नित्यं धर्मपरायणः / अम्बरीषः सुतस्तस्य सिंधुद्वीपस्ततो ऽभवत्
nābhāgastasya dāyādo nityaṃ dharmaparāyaṇaḥ / ambarīṣaḥ sutastasya siṃdhudvīpastato 'bhavat
His heir was Nābhāga, ever devoted to Dharma; his son was Ambarīṣa, and from Ambarīṣa was born Siṃdhudvīpa.