No, read the versus from the attempted stoning of the woman to the scene where they wanted to stone Jesus.
13The Pharisees challenged him, “Here you are, appearing as your own witness; your testimony is not valid.”
Here, they are pulling him up for defending himself, in contrast to him previously defending the woman. They required an advocate for Jesus and he gave them his Father.
20He spoke these words while teaching in the temple courts near the place where the offerings were put. Yet no one seized him, because his hour had not yet come.
Temple courts, were where the teachers of the law gathered. Now, this seems a legal tug of war and a tit for tat happening, in revenge to what he did to their other Pharisee friends.