kṛṣṇera pratijñā eka āche pūrva haite
ye yaiche bhaje, kṛṣṇa tāre bhaje taiche
kṛṣṇera—of Lord Kṛṣṇa; pratijñā—promise; eka—one; āche—there is; pūrva haite—from before; ye—whoever; yaiche—just as; bhaje—he worships; kṛṣṇa—Lord Kṛṣṇa; tāre—to him; bhaje—reciprocates; taiche—just so.
Lord Kṛṣṇa has a promise from before to reciprocate with His devotees according to the way they worship Him.
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