Bhagavatapurana 5.20.20

5.20.20

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tasminn api praiyavrato ghṛtapṛṣṭho nāmādhipatiḥ sve dvīpe varṣāṇi sapta vibhajya teṣu putra-nāmasu sapta rikthādān varṣapān niveśya svayaṃ bhagavān bhagavataḥ parama-kalyāṇa-yaśasa ātma-bhūtasya hareś caraṇāravindam upajagāma //

20. Here also the (first) king is a son of Priyavrata known as Grithaprishta; he divided his dwipa into seven continents bearing the names of his sons seven in number, appointed them to be his heirs

and severally the rulers thereof; and being himself worshipful (by his righteous life and duties), he attained to the lotus-like feet of Hari, the glorious Lord of most auspicious name and the Atman of all.