krsnera pratijna eka ache purva haite
ye yaiche bhaje, krsna tare bhaje taiche
krsnera—of Lord Krsna; pratijna—promise; eka—one; ache—there is; purva haite—from before; ye—whoever; yaiche—just as; bhaje—he worships; krsna—Lord Krsna; tare—to him; bhaje—reciprocates; taiche—just so.
Lord Krsna has a promise from before to reciprocate with His devotees according to the way they worship Him.
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