Bhagavatapurana 5.17.3

5.17.3

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tataḥ sapta ṛṣayas tat prabhāvābhijñā yāṃ nanu tapasa ātyantikī siddhir etāvatī bhagavati sarvātmani vāsudeve 'nuparata-bhakti-yoga-lābhenaivopekṣitānyārthātma-gatayo muktim ivāgatāṃ mumukṣava iva sabahu-mānam adyāpi jaṭā-jūṭair udvahanti //

3. In the next stage the seven holy sages who know her greatness and who in the very achievement of their uninterrupted devotion to the glorious Lord, Atman of all, are indifferent to other purposes and to the attainment of Atman even, hold her in their matted-locks in great reverance just as those seeking Mukti would receive her (mukti) that offers herself, and think of her Ganga thus, ‘Here indeed we have reached the final goal of our Tapas’.