Caitanya-caritāmṛta 10.93
ṣoḍaśa vatsara kaila antaraṅga-sevana svarūpera antardhāne āilā vṛndāvana
[shodasha vatsara kaila antaranga-sevana svaroopera antardhaane aailaa vrindaavana]
Blended reading (Sanskrit + English inline)
ṣoḍaśa vatsara kaila antaraṅga-sevana svarūpera antardhāne āilā vṛndāvana
He rendered confidential service to the Lord for sixteen years at Jagannātha Purī, and after the disappearance of both the Lord and Svarūpa Dāmodara, he left Jagannātha Purī and went to Vṛndāvana.
My note
Source: vedabase.io