why.

John 21:15
When they had finished eating, Jesus asked Simon Peter, "Simon son of John, do you love Me more than these?" "Yes, Lord, " he answered, "You know I love You." Jesus replied, "Feed My lambs."

Matthew 26:31-35
Then Jesus said to them, "This very night you will all fall away on account of Me. For it is written: 'I will strike the shepherd, and the sheep of the flock will be scattered.' . . .

Mark 14:27-31
Then Jesus said to them, "You will all fall away, for it is written: 'I will strike the shepherd, and the sheep will be scattered.' . . .

Luke 22:31-34
Simon, Simon, Satan has asked to sift each of you like wheat. . . .

Acts 20:24
But I consider my life of no value to myself, if only I may finish my course and complete the ministry I have received from the Lord Jesus--the ministry of testifying to the good news of God's grace.

Acts 21:13
Then Paul answered, "Why are you weeping and breaking my heart? I am ready not only to be bound, but also to die in Jerusalem for the name of the Lord Jesus."