CC Madhya 20.146

mukhya-gauṇa-vṛtti, kiṁvā anvaya-vyatireke
vedera pratijñā kevala kahaye kṛṣṇake
Word for word: 
mukhya — chief; gauṇa — secondary; vṛtti — meaning; kiṁvā — or; anvaya-vyatireke — directly or indirectly; vedera pratijñā — ultimate declaration of the Vedas; kevala — only; kahaye — speaks; kṛṣṇake — about Kṛṣṇa.
Translation: 
“When one accepts the Vedic literature by interpretation or even by dictionary meaning, directly or indirectly the ultimate declaration of Vedic knowledge points to Lord Kṛṣṇa.