CC Antya 14.83

raghunātha-dāsera sadā prabhu-saṅge sthiti
tāṅra mukhe śuni’ likhi kariyā pratīti
Synonyms: 
raghunātha-dāsera — of Raghunātha dāsa Gosvāmī; sadā — always; prabhu-saṅge — with Śrī Caitanya Mahāprabhu; sthiti — living; tāṅra mukhe — from his mouth; śuni’ — hearing; likhi — I write; kariyā pratīti — accepting in toto.
Translation: 
Raghunātha dāsa Gosvāmī lived continuously with Śrī Caitanya Mahāprabhu. I am simply recording whatever I have heard from him. Although common men do not believe in these pastimes, I believe in them totally.