John 3:27

John answered and said, "A man can receive nothing unless it has been given to him from heaven.

Surrounding context

3:26 And they came to John and said to him, "Rabbi, He who was with you beyond the Jordan, to whom you have testified--behold, He is baptizing, and all are coming to Him!"

3:27 John answered and said, "A man can receive nothing unless it has been given to him from heaven.

3:28 You yourselves bear me witness, that I said, "I am not the Christ,' but, "I have been sent before Him.'

Translation and sources