This is a quotation from Śrīmad-Bhāgavatam (SB 11.20.9).
As long as one is not satiated by fruitive activity and has not awakened his taste for devotional service by sravanam kirtanam visnoh (SB 7.5.23), one has to act according to the regulative principles of the Vedic injunctions
Expressions researched:
"As long as one is not satiated by fruitive activity and has not awakened his taste for devotional service by śravaṇaṁ kīrtanaṁ viṣṇoḥ (SB 7.5.23), one has to act according to the regulative principles of the Vedic injunctions"
Sri Caitanya-caritamrta
CC Madhya-lila
“‘As long as one is not satiated by fruitive activity and has not awakened his taste for devotional service by śravaṇaṁ kīrtanaṁ viṣṇoḥ (SB 7.5.23), one has to act according to the regulative principles of the Vedic injunctions.’.
“‘As long as one is not satiated by fruitive activity and has not awakened his taste for devotional service by śravaṇaṁ kīrtanaṁ viṣṇoḥ (SB 7.5.23), one has to act according to the regulative principles of the Vedic injunctions.’