John 13:37

Peter saith to him, 'Sir, wherefore am I not able to follow thee now? my life for thee I will lay down;'

Matthew 26:31-35

then saith Jesus to them, 'All ye shall be stumbled at me this night; for it hath been written, I will smite the shepherd, and the sheep of the flock shall be scattered abroad;

Mark 14:27-31

and Jesus saith to them -- 'All ye shall be stumbled at me this night, because it hath been written, I will smite the shepherd, and the sheep shall be scattered abroad,

Luke 22:31-34

And the Lord said, 'Simon, Simon, lo, the Adversary did ask you for himself to sift as the wheat,

John 21:15

When, therefore, they dined, Jesus saith to Simon Peter, 'Simon, son of Jonas, dost thou love me more than these?' he saith to him, 'Yes, Lord; thou hast known that I dearly love thee;' he saith to him, 'Feed my lambs.'

Acts 20:24

but I make account of none of these, neither do I count my life precious to myself, so that I finish my course with joy, and the ministration that I received from the Lord Jesus, to testify fully the good news of the grace of God.

Acts 21:13

and Paul answered, 'What do ye -- weeping, and crushing mine heart? for I, not only to be bound, but also to die at Jerusalem, am ready, for the name of the Lord Jesus;'

Treasury of Scripture Knowledge

Summary

Peter said unto him, Lord, why cannot I follow thee now? I will lay down my life for thy sake.

Bible References

Why

John 21:15
When, therefore, they dined, Jesus saith to Simon Peter, 'Simon, son of Jonas, dost thou love me more than these?' he saith to him, 'Yes, Lord; thou hast known that I dearly love thee;' he saith to him, 'Feed my lambs.'
Matthew 26:31
then saith Jesus to them, 'All ye shall be stumbled at me this night; for it hath been written, I will smite the shepherd, and the sheep of the flock shall be scattered abroad;
Mark 14:27
and Jesus saith to them -- 'All ye shall be stumbled at me this night, because it hath been written, I will smite the shepherd, and the sheep shall be scattered abroad,
Luke 22:31
And the Lord said, 'Simon, Simon, lo, the Adversary did ask you for himself to sift as the wheat,
Acts 20:24
but I make account of none of these, neither do I count my life precious to myself, so that I finish my course with joy, and the ministration that I received from the Lord Jesus, to testify fully the good news of the grace of God.
Acts 21:13
and Paul answered, 'What do ye -- weeping, and crushing mine heart? for I, not only to be bound, but also to die at Jerusalem, am ready, for the name of the Lord Jesus;'