Mark 3:16

3:16 He appointed twelve: To Simon he gave the name Peter;

Mark 14:33

14:33 He took Peter, James, and John with him, and became very troubled and distressed.

Mark 5:37

5:37 He did not let anyone follow him except Peter, James, and John, the brother of James.

Mark 14:67

14:67 When she saw Peter warming himself, she looked directly at him and said, “You also were with that Nazarene, Jesus.”

Mark 9:2

The Transfiguration

9:2 Six days later Jesus took with him Peter, James, and John and led them alone up a high mountain privately. And he was transfigured before them,

Mark 16:20

16:20 They went out and proclaimed everywhere, while the Lord worked with them and confirmed the word through the accompanying signs.]]