Sri Caitanya Mahaprabhu asked Raghupati Upadhyaya, "According to your decision, who is the foremost being?" Raghupati Upadhyaya replied, "Lord Syamasundara is the supreme form"

Expressions researched:
"Śrī Caitanya Mahāprabhu asked Raghupati Upādhyāya, “According to your decision, who is the foremost being?” Raghupati Upādhyāya replied, “Lord Śyāmasundara is the supreme form"

Sri Caitanya-caritamrta

CC Madhya-lila

Śrī Caitanya Mahāprabhu asked Raghupati Upādhyāya, “According to your decision, who is the foremost being?” Raghupati Upādhyāya replied, “Lord Śyāmasundara is the supreme form.”

CC Madhya 19.101, Translation

Śrī Caitanya Mahāprabhu asked Raghupati Upādhyāya, “According to your decision, who is the foremost being?” Raghupati Upādhyāya replied, “Lord Śyāmasundara is the supreme form.”