śuni' gajapatira mane sukha upajila
prabhure milite ei mantraṇā dṛḍha kaila
śuni'-hearing; gajapatira—of King Pratāparudra; mane—in the mind; sukha—happiness; upajila—awakened; prabhure—Śrī Caitanya Mahāprabhu; milite—to meet; ei—this; mantraṇā—instruction; dṛḍha kaila—decided to accept rigidly.
Mahārāja Pratāparudra took the Bhaṭṭācārya's advice and firmly decided to follow his instructions. Thus he felt transcendental happiness.
Link to this page: https://prabhupadabooks.com/cc/madhya/11/59