bhavanti puruṣā loke
mad-bhaktās tvām anuvratāḥ
bhavān me khalu bhaktānāṁ
bhavanti—become; puruṣāḥ—persons; loke—in this world; mat-bhaktāḥ—My pure devotees; tvām—you; anuvratāḥ—following in your footsteps; bhavān—you; me—My; khalu—indeed; bhaktānām—of all devotees; sarveṣām—in different mellows; pratirūpa-dhṛk—tangible example.
Those who follow your example will naturally become My pure devotees. You are the best example of My devotee, and others should follow in your footsteps.
There are many, many devotees of the Supreme Personality of Godhead, and they have been enumerated in Śrīmad-Bhāgavatam (6.3.20) as follows:
Of the twelve authorized devotees—Lord Brahmā, Nārada, Lord Śiva, Kapila, Manu and so on—Prahlāda Mahārāja is understood to be the best example.
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