CC Madhya 18.82

hena-kāle āila vaiṣṇava ‘kṛṣṇadāsa’ nāma
rājaputa-jāti, — gṛhastha, yamunā-pāre grāma
Word for word: 
hena-kāle — at this time; āila — came; vaiṣṇava — a devotee; kṛṣṇadāsa nāma — of the name Kṛṣṇadāsa; rājaputa-jāti — belonging to the kṣatriya class; gṛhastha — householder; yamunā-pāre grāma — his residence on the other side of the Yamunā.
Translation: 
During this time, a Vaiṣṇava named Kṛṣṇadāsa came to see Śrī Caitanya Mahāprabhu. He was a householder belonging to the kṣatriya caste, and his house was located on the other side of the Yamunā.