CC Antya 3.140

māthā muḍi’ eka-vastre rahila sei ghare
rātri-dine tina-lakṣa nāma grahaṇa kare
Word for word: 
māthā muḍi’ — shaving her head; eka-vastre — wearing one cloth; rahila — remained; sei ghare — in that room; rātri-dine — throughout the entire day and night; tina-lakṣa — 300,000; nāma — holy names; grahaṇa kare — chants.
Translation: 
The prostitute shaved her head clean in accordance with Vaiṣṇava principles and stayed in that room wearing only one cloth. Following in the footsteps of her spiritual master, she began chanting the holy name of Kṛṣṇa 300,000 times a day. She chanted throughout the entire day and night.