Matt 26:16 And from that moment Judas began looking for an opportune time to betray Jesus. [Mark 14:10, 11; Luke 22:3-6; John 6:71]
Matt 26:57 ¶ Those who had seized Jesus led Him away to Caiaphas, the high priest, where the scribes and the elders (Sanhedrin, Jewish High Court) had gathered [illegally] together. [Mark 14:53-65; Luke 22:66-71; John 18:12f, 19-24]
Mark 14:10 ¶ Then Judas Iscariot, who was one of the twelve [disciples], went to the chief priests to betray Jesus to them. [Matt 26:14-16; Luke 22:3-6; John 6:71]
Mark 14:53 ¶ They led Jesus away to the high priest, and all the chief priests and the elders and the scribes (Sanhedrin, Jewish High Court) gathered together. [Matt 26:57-68; Luke 22:66-71; John 18:12f, 19-24]
John 18:19 ¶ Then the high priest questioned Jesus about His disciples and about His teaching. [Matt 26:59-68; Mark 14:55-65; Luke 22:63-71]
John 18:25 ¶ Now Simon Peter was [still] standing and warming himself. So they said to him, "You are not one of His disciples, are you?" He denied it and said, "I am not." [Matt 26:71-75; Mark 14:69-72; Luke 22:58-62]