Śrī Caitanya Caritamrta · Text Ādi 16.8
কতদিনে কৈল প্রভু বঙ্গেতে গমন ।
যাঁহা যায়, তাঁহা লওয়ায় নাম–সংকীর্তন ॥ ৮ ॥
kata dine kaila prabhu baṅgete gamana
yāhāṅ yāya, tāhāṅ laoyāya nāma-saṅkīrtana
After some days the Lord went to East Bengal, and wherever He went He introduced the saṅkīrtana movement.
Read Śrīla Prabhupāda's purport on Vedabase.io