CC Madhya 21.16

seha rahu — vraje yabe kṛṣṇa avatāra
tāṅra caritra vicārite mana nā pāya pāra
Word for word: 
seha rahu — leave aside such negative arguments; vraje — in Vṛndāvana; yabe — when; kṛṣṇa — Lord Kṛṣṇa; avatāra — incarnation; tāṅra — His; caritra — character; vicārite — to deliberate; mana — mind; nā — not; pāya — gets; pāra — the limit.
Translation: 
“Apart from all argument, logic and negative or positive processes, when Lord Śrī Kṛṣṇa was present as the Supreme Personality of Godhead at Vṛndāvana, no one could find a limit to His potencies by studying His characteristics and activities.