And what He has seen and heard, that He testifies; and no one receives His testimony.
John 3:32
Surrounding context
3:31 He who comes from above is above all; he who is of the earth is earthly and speaks of the earth. He who comes from heaven is above all.
3:32 And what He has seen and heard, that He testifies; and no one receives His testimony.
3:33 He who has received His testimony has certified that God is true.