nitya-siddha kṛṣṇa-prema 'sādhya' kabhu naya
śravaṇādi-śuddha-citte karaye udaya

21 times this text was mentioned in purports to other texts: CC(4) , LBG(5) , LSB(5) , NoI(1) , TLKS(6)

 nitya-siddha - eternally established; kṛṣṇa-prema - love of Kṛṣṇa; sādhya - to be gained; kabhu - at any time; naya - not; Ĺ›ravaṇa-ādi - by hearing, etc.; Ĺ›uddha - purified; citte - in the heart; karaye udaya - awakens.


Text

“Pure love for Kṛṣṇa is eternally established in the hearts of the living entities. It is not something to be gained from another source. When the heart is purified by hearing and chanting, this love naturally awakens.

Purport