CC Antya 2.22

caitanyera āveśa haya nakulera dehe
śuni’ śivānanda āilā kariyā sandehe
Word for word: 
caitanyera — of Śrī Caitanya Mahāprabhu; āveśa — taking possession; haya — there is; nakulera dehe — in the body of Nakula Brahmacārī; śuni’ — hearing; śivānanda āilā — Śivānanda Sena came; kariyā sandehe — doubting.
Translation: 
When Śivānanda Sena heard that Śrī Caitanya Mahāprabhu had entered the body of Nakula Brahmacārī, he went there with doubts in his mind.