Matthew 26:40

Then He came back to the disciples and found them asleep. He said to Peter, "Could you not then watch with me a single hour?

Matthew 25:5

While the bridegroom was delaying, they all got drowsy and dropped off to sleep.

Matthew 26:35

Peter answered, "Even if I have to die with you, I will never disown you."

Matthew 26:43

He came back again and found them still sleeping, for their eyes were so heavy they could hardly hold them open.

Matthew 26:38

Then He said to them, "My heart is breaking, it almost kills me! You must stay here and keep watching with me."

Mark 14:37

And He went back and found them asleep, and He said to Peter, "Simon, are you asleep? Could you not watch a single hour?

Luke 9:32

Now Peter and his companions had been overcome by sleep, but all at once they became wide awake and saw His splendor and the two men who were standing with Him.

Luke 22:45

When He rose from His prayer, He went to the disciples and found them asleep from sorrow.

Treasury of Scripture Knowledge

Summary

And he cometh unto the disciples, and findeth them asleep, and saith unto Peter, What, could ye not watch with me one hour?

Bible References

And findeth

Matthew 26:43
He came back again and found them still sleeping, for their eyes were so heavy they could hardly hold them open.
Matthew 25:5
While the bridegroom was delaying, they all got drowsy and dropped off to sleep.
Mark 14:37
And He went back and found them asleep, and He said to Peter, "Simon, are you asleep? Could you not watch a single hour?
Luke 9:32
Now Peter and his companions had been overcome by sleep, but all at once they became wide awake and saw His splendor and the two men who were standing with Him.
Luke 22:45
When He rose from His prayer, He went to the disciples and found them asleep from sorrow.

What

Matthew 26:35
Peter answered, "Even if I have to die with you, I will never disown you."

General references

Matthew 26:70
But he denied it before them all, and said, "I do not understand what you mean."
Mark 13:33
Keep looking, keep alert, for you do not know when the time will be.
1 Corinthians 10:12
So the man who thinks he stands securely must be on the lookout not to fall.