John 2:25; John 13:10; John 13:29; John 16:30

John 2:25

25 He did not need any testimony about mankind, for he knew what was in each person.

John 13:10

10 Jesus answered, “Those who have had a bath need only to wash their feet; their whole body is clean. And you are clean, though not every one of you.”

John 13:29

29 Since Judas had charge of the money, some thought Jesus was telling him to buy what was needed for the festival, or to give something to the poor.

John 16:30

30 Now we can see that you know all things and that you do not even need to have anyone ask you questions. This makes us believe that you came from God.”