2:21 to this you have been called . . . leaving you an example. Suffering is a part of the Christian’s calling (2 Tim. 3:12) because it was first part of Christ’s (John 15:18–20). Christians are united with Christ in His sufferings as well as His resurrection (2 Cor. 1:5; 4:10; Phil. 3:10, 11), and the example of Christ provides a pattern by which Christians are to understand their own lives.