John 4:39
The Samaritans Respond
4:39 Now many Samaritans from that town believed in him because of the report of the woman who testified, “He told me everything I ever did.”
John 5:37
5:37 And the Father who sent me has himself testified about me. You people have never heard his voice nor seen his form at any time,
John 13:21
13:21 When he had said these things, Jesus was greatly distressed in spirit, and testified, “I tell you the solemn truth, one of you will betray me.”
John 19:35
19:35 And the person who saw it has testified (and his testimony is true, and he knows that he is telling the truth), so that you also may believe.