The qualities of santa-rasa are also present in dasya-rasa, but service is added. Thus the dasya-rasa platform contains the qualities of both santa-rasa and dasya-rasa

Expressions researched:
"The qualities of śānta-rasa are also present in dāsya-rasa, but service is added. Thus the dāsya-rasa platform contains the qualities of both śānta-rasa and dāsya-rasa"

Sri Caitanya-caritamrta

CC Madhya-lila

"The qualities of śānta-rasa are also present in dāsya-rasa, but service is added. Thus the dāsya-rasa platform contains the qualities of both śānta-rasa and dāsya-rasa."

CC Madhya 19.221, Translation

"The qualities of śānta-rasa are also present in dāsya-rasa, but service is added. Thus the dāsya-rasa platform contains the qualities of both śānta-rasa and dāsya-rasa."